
JEE Main Question Paper 23 January 2025: The Day 2 of JEE Main 2025 Session 1 exam for B.Tech is being administered by the National Testing Agency (NTA) in a number of Indian cities as well as 15 foreign countries today, January 23 . Examinees taking the online (computer-based) examination can access the memory-based JEE Main Question Paper 23 January 2025 for both Shift 1 (morning session) and Shift 2 (afternoon session) here, together with the answer key solutions. Students appearing for the Paper 1 exam on January 24, 28 and 29 can refer to the memory-based questions of JEE Mains 2025 January 23 question pape r and JEE Main 2025 January 22 Question Paper to plan their last-minute revision. The total number of questions on Paper 1 is 75, with 25 questions falling into each of the following categories: physics, chemistry, and mathematics. All of the Section B questions from Papers 1 and 2 that were previously optional are now mandatory this year. On Day 1, the difficulty level of the Shift 1 and 2 exam was 'Moderate'.
Expected Important Topics for JEE Main 24 January 2025 | JEE Main Expected Percentile Score January 2025 |
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JEE Main Question Paper 23 January 2025 Shift 1
Candidates can access subject-wise questions along with unofficial answer key solutions for the morning session Paper 1 (B.Tech) exam below-
JEE Main 23 Jan Physics Paper Shift 1
- Electric flux ϕ is related with linear charge density λ and surface charge density σ as ϕ = αλ + βσ, where α and ẞ are of appropriate dimensions of (β/a) is
- In given DC circuit, find the current for R = 12 Ω in a steady state.
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Find the equation of magnetic field for the given equation of electric field (for EM wave).
E = E 0 (4î– 3ĵ) cos(ωt - kz) - In given DC circuit, find the current for R = 12 Ω in a steady state.

- The key shown in the circuit is closed at t = 0. Choose the incorrect option regarding the conditions at t = 0
JEE Main 23 Jan Chemistry Paper Shift 1
- Which of the following react with Hinsberg reagent?
- Which of the following compound can show Fac-mer isomerism?
- Which of the following pair of ions are same coloured?
- Which of the following does not belong to the same period in the modern periodic table?
- Which of the following does not belong to the same period in the modern periodic table?
- Check More: JEE Main 23 January 2025 Chemistry Question Paper Shift 1 with Answer Key Solutions
JEE Main 23 Jan Mathematics Paper Shift 1
- If for an arithmetic progression, if first term is 3 and sum of first four terms is equal to of the sum of next four terms, then the sum of first 20 terms is
- How many words can be formed from the word DAUGHTER such that any vowels are not together
- Two biased dies are tossed. Die 1 has 1 on two faces, 2 on two faces, 3 and 4 on other faces, while die 2 has 2 on 2 faces, 4 on 2 faces and 1 and 3 on other faces. Then the probability that when throwing these dices we get sum 4 or 5.
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If f(x) is continuous at x = 0, where
f(x) = { (2/x) (sin(k 1 + 1)x + sin(k 2 + 1)x), x < 0
= { 4 x = 0
= { (2/x) (log(k 2 x + 1)/log(k 1 x + 1) x > 0
Find the value of k 1 2 + k 2 2 . - Check More: JEE Main 23 January 2025 Mathematics Question Paper Shift 1 with Answer Key Solutions
JEE Main Question Paper 23 January 2025 Shift 2
For the afternoon session, examinees can access the memory-based questions for Physics, Chemistry, and Mathematics along with the answer key solutions below.
JEE Main 23 Jan Physics Paper Shift 2 2025
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Statement 1: Graph of frequency f of X ray and atomic number Z of heavy nucleus is straight line, in X ray emission.
Statement 2: Graph of square root of frequency √f of X ray and atomic number Z of heavy nucleus is straight line, in X ray emission. - In a series LCR circuit, inductance L = 100 mH and capacitance C = 10 nF. The angular frequency of the source when current has maximum amplitude in the circuit is----
- A satellite is nine times closer to earth compared to moon. Time period of moon is 27 days then period of satellite is
- Find the total work done from A to E.

JEE Main 23 Jan Chemistry Paper Shift 2 2025
- The correct order of melting point of 14 group element is (K)
- What will be effect on pH of water it is heated
- α -helix protein and β- pleated sheet protein belong from which of the following structure?
- Match the following List I with list II

JEE Main 23 Jan Mathematics Paper Shift 2 2025
- A square is divided in 4 x 4 squares. If two squares are chosen randomly then the probability that the squares doesn't share common side is
- There are 5 boys and 4 girls. The sum of number of ways to sit them such that all boys together and number of ways such that no boys sit together is equal to
- Check More: JEE Main 23 January 2025 Mathematics Question Paper Shift 1 with Answer Key Solutions
Our subject matter specialists have provided the questions for each subject for both shifts of the January 23 exam to help test takers review the level of difficulty of the question paper. Candidates will observe that the questions are repeated in the next shifts if they practice them. Candidates will receive one mark for each incorrect response and four marks for each correct response.
Also read | Exam Analysis (All Days) | JEE Main 2025 Session 1 Exam Analysis |
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23 January Shift 1 Analysis:
- Difficulty level of Mathematics: Moderate to hard, few questions were tricky to answer
- Difficulty level of Physics: Easy to moderate
- Difficulty level of Chemistry: Easy to moderate
Note, that the overall difficulty level of 23 January shift 1 exam is quite a similar with 22 January JEE Main exam.
23 January Shift 2 Analysis:
- Overall difficulty level: Easy to moderate
- Chemistry section was a bit lengthy and it was not so easy like the previous shifts
- Physics section was easy to moderate level
- Mathematics section was hard and took time to solve the section
Exam takers must keep checking the blog for regular updates on subject-wise JEE Main Question Paper 23 January 2025 for Shift 1 and Shift 2 along with other relevant details.
JEE Main Question Paper 23 January 2025 LIVE Updates: Shift 1, 2 memory-based questions with answer key
04 00 AM IST - 25 Jan'25
JEE Main Question Paper 23 January 2025: When will Session 2 Exam will take place?
As per the official notification, the JEE Main April Session exam 2025 will take place from April 1 to 8, 2025.
03 30 AM IST - 25 Jan'25
JEE Main Question Paper 23 January 2025 Shift 2 Mathematics Q7
Ques. A rod of length 8 units having two end points always lie on x - y + 2 = 0 and x + y + 2 = 0. A point P divides this line in ratio 2: 1. Then locus of P is
Ans. 9x2 + 9y2 +36x - 28 = 003 00 AM IST - 25 Jan'25
JEE Main Question Paper 23 January 2025 Shift 2 Mathematics Q5
Ques. If the square of the shortest distance between the lines (x - 2)/1 = (y - 1)/2 = (2 + 3)/-3 and (x + 1)/2 = (y + 3)/4 = (2 + 5)-5 is m/n (where m and n are coprime number) then m + m = ?
Ans. 9
02 30 AM IST - 25 Jan'25
JEE Main Question Paper 23 January 2025 Shift 2 Mathematics Q6
Ques. A = {(x, y)| |x + y ≥ 3};
B = {(x, y)| |x + y ≤3}
Let C = A ∩ B. Find the sum of x + y ∀ x, y ε C.Ans. 0
02 00 AM IST - 25 Jan'25
JEE Main Question Paper 23 January 2025: When will April Session application form fill up start?
As per the official notice, the JEE Main April Session 2025 application form fill up process will start on January 31, 2025. Interested candidates should visit the official website to participate in the session 2 registration process.
01 30 AM IST - 25 Jan'25
JEE Main Question Paper 23 January 2025 Shift 2 Chemistry Q6
Ques. When a non volatile solute (A) is added to a volatile solvent, the vapour pressure of solvent decreases by 10mm Hg. Mole fraction of solute is 0.2. If 2nd solute (B) is added to the same solution and vapour pressure of solution decreases by 20mm Hg. Calculate mole fraction of 2nnd solute in the final solution.
Ans. 0.5
01 00 AM IST - 25 Jan'25
JEE Main Question Paper 23 January 2025 Shift 1 Mathematics Q4
Ques. There are 5 boys and 4 girls. The sum of the number of ways to sit them such that all boys sit together and number of ways such that no boys sit together is equal to:
Ans. 17280
12 30 AM IST - 25 Jan'25
JEE Main Question Paper 23 January 2025 Shift2 Physics Q4
Ques. The energy in a system varies with position and time as E(x,t) = x3e-ßt, where ẞ = 0.3 sec-1. Given that the P% error in x = 1.2% and that the % error in t = 1.6%, find the maximum % error in E at t = 5 sec.
Ans. 6%
12 00 AM IST - 25 Jan'25
JEE Main Question Paper 23 January 2025 Shift2 Physics Q3
Ques. A particle of mass m is projected at angle 60° with horizontal. If initial kinetic energy is Kε0, and kinetic energy at maximum height is Kε0/x find value of x
Ans. x = 4
11 30 PM IST - 24 Jan'25
JEE Main Question Paper 23 January 2025 Shift 2 Chemistry Q5
Ques. Consider the given following reaction
X2Y(S) __ X2(g) + 1/2 Y2 (g). If α is the degree of dissociation, Calculate Kp in terms of P total pressureAns. Kp= 2P3/2
3 3/2
11 00 PM IST - 24 Jan'25
JEE Main Question Paper 23 January 2025 Shift 1 Mathematics Q3
Ques. Let M (1/2, 1) be the midpoint of a chord to the ellipse x2/2 + y2/4 = 1, then the length of the chord is
Ans. 2√(5/3)
10 45 PM IST - 24 Jan'25
JEE Main Question Paper 23 January 2025 Shift 2 Mathematics Q2
Ques. Consider the terms 8, 21, 34, 47,... 320. The variance of the given data set is
Ans. 8788
10 30 PM IST - 24 Jan'25
JEE Main Question Paper 23 January 2025 Shift 2 Mathematics Q1
Ques. Let f(x) = 6 + 16cos((π/3) - x)cos((π/3) + x)*cosx*sin3x*cos6x if range of f(x) is [α, β], then distance of (α, β) from 3x + 4y + 12 = 0 is
Ans. 11
10 15 PM IST - 24 Jan'25
JEE Main Question Paper 23 January 2025 Shift 2 Chemistry Q4
Ques. Which of the following complex has a14 configuration
Ans. [MnF6]3-
10 00 PM IST - 24 Jan'25
JEE Main Question Paper 23 January 2025 Shift2 Physics Q2
Ques. In an electromagnetic wave of frequency 20 MHz, value of electric field is 9.3 V/m, then magnitude of magnetic field at that instant is
Ans. 3.1 * 10-8
09 45 PM IST - 24 Jan'25
JEE Main Question Paper 23 January 2025 Shift2 Chemistry Q3
Ques. The total number of isomers possible (aldehyde & ketones) for C4H8O are
Ans. 3
09 30 PM IST - 24 Jan'25
JEE Main Question Paper 23 January 2025 Shift2 Chemistry Q2
Ques. Statement I: For a particular shell, maximum number of orbital is n2
Statement II: For d-subshell, number of orientations lies between -1 to +1 including zeroAns. S-I and S-II both are correct
09 15 PM IST - 24 Jan'25
JEE Main Question Paper 23 January 2025 Shift2 Physics Q1
Ques. Two charges +7 C and -4 C are located at (-7, 0, 0) and (7, 0, 0), find the electrostatic potential energy of the system. (K = 1/4πε0 = 9 × 109 Sl units)
Ans. -18 * 109 J
09 00 PM IST - 24 Jan'25
JEE Main Question Paper 23 January 2025 Shift2 Chemistry Q1
Ques. By using relation
ΔG= ΔH- TΔS
Which one of the following is incorrect for spontaneous reaction at a given temperatureAns. ΔH>0 ΔS<0
08 45 PM IST - 24 Jan'25
JEE Main Question Paper 23 January 2025: Topics Covered from Physics in Shift 2
- Electrostatics,
- Current electricity,
- Diode,
- Galvanometer,
- Ray optics,
- Prism,
- Fluid,
- Pressure,
- Kinematics,
- Projectile,
- Spring,
- Heat,
- Waves,
- Photoelectric,
- Error,
- Rotation,
- Moment of inertia,
- Torque
08 30 PM IST - 24 Jan'25
JEE Main Question Paper 23 January 2025: Topics Covered from Mathematics in Shift 2
- Vector and 3D
- AP
- Parabola
- Conic section
- Permutation and combination
- complex number
08 15 PM IST - 24 Jan'25
JEE Main Question Paper 23 January 2025: Topics Covered from Chemistry in Shift 2
- Biomolecules
- PH
- Named Reactions
08 00 PM IST - 24 Jan'25
JEE Main Question Paper 23 January 2025 Shift 1 Physics Q6
Ques. A bullet of kinetic energy of 125 J strikes a lead block where temperature rises by 50°C. If specific heat of lead is 0.1 J/g-°C then mass of lead block is (Assume half of kinetic energy of bullet is converted to heat) m gram then 2m is
Ans. 25
07 45 PM IST - 24 Jan'25
JEE Main Question Paper 23 January 2025 Shift 1 Mathematics Q10
Ques. Find I = ∫ dx /((x - 1)11/13*(x + 15)15/13)
Ans. (13/32)((x - 1)/(x + 15))2/13 + C
07 30 PM IST - 24 Jan'25
JEE Main Question Paper 23 January 2025 Shift 1 Mathematics Q9
Ques. If the curve satisfying the differential equation dy/dx = (6 - 2e2xy)/(1 + e2x)passes through (0, 0) and (In 2, k), then k is
Ans. (6/5)*(ln 2)
07 15 PM IST - 24 Jan'25
JEE Main Question Paper 23 January 2025 Shift 1 Mathematics Q8
Ques. Let f(x) = logex and g(x) = [ (2x4 - 2x3 - x2 + 2x - 1)/(2x2 - 2x + 1) ], then the domain of f(g(x) for x > 0 is
Ans. (1, ∞)
06 40 PM IST - 24 Jan'25
JEE Main Question Paper 23 January 2025: Technical Glitches Faced by Shift 2 Candidates
Few students of JEE Main 23 January shift 2 exam had faced technical glitches during exam. For the same, the students were shifted to other system and they were provided additional time to complete the exam.
07 00 PM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025 Shift 1 Chemistry Q8
Ques. For a sample of hydrogen atom, the wavelength observed is 656 nm during a transition. The transition and series of wavelength will be
Ans. 3- 2, Balmer
06 45 PM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025 Shift 1 Chemistry Q7
Ques. Consider the following statements and Choose the correct option.
Statement I: Fructose does not contain aldehyde group but it gives Tollen's test.
Statement II: In disaccharides, if the reducing groups are bonded, these are non reducing e.g sucrose. If these functional groups are free then they are reducing eg Maltose and Lactose.Ans. Both S-I and S-II are correct
06 30 PM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025 Shift 1 Chemistry Q6
Ques. A (g)- 2B(g)
For the given reaction initial pressure was 0.6 atm and rate constant is 4.606 x 10-2 sec-1. Find the pressure at 100 sec.Ans. 1.194 atm
06 15 PM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025 Shift 1 Chemistry Q5
Ques. Given below are two statements:
Statement I: During Lassaigne's test, covalent compound is converted to ionic compund
Statement II: Na4[Fe(CN)6] gives Prussian blue colour reaction with Fe2(SO4)3Ans. Both S-I and S-II are correct
06 00 PM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: Shift 1 Exam Ends
JEE Main 23 January Shift 2 2025 exam ends. Soon the shift 2 analysis along with the subject-wise questions will be added here.
05 45 PM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025 Shift 1 Chemistry Q4
Ques. CO2+ is forming an octahedral complex with spin spin-only magnetic moment 3.83 BM. Which of the following electronic configuration?
Ans. t2g5 eg2
05 30 PM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: Mode of Language of the Question Paper
- Odia
- Hindi
- Malayalam
- Assamese
- English
- Bengali
- Kannada
- Tamil
- Marathi
- Gujarati
- Punjabi
- Tamil
- Telugu, and Urdu
05 15 PM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025 Shift 1 Mathematics Q7
Ques. The area of larger portion enclosed by curves y = | x - 1 | and x2 + y2 = 25 is equal to (απ + β)/4 (where α, β are natural numbers), then α + β equals to
Ans. 77
05 00 PM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: Shift 2 Will End Soon
JEE Main 23 January Shift 2 2025 exam will end soon, within 1 hour. Candidates are advised to stay connected with this live blog to get all the latest updates on shift 2 exam analysis, subject-wise questions here.
04 45 PM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025 Shift 1 Physics Q5
Ques. Adiabatic constant of a gas is 3/2. If volume of gas initially at 0°C is reduced to one-fourth of the original volume then new temperature is
Ans. 546 K
04 30 PM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025 Shift 1 Physics Q4
Ques. Find the time period of a cube of side length 10 cm and mass 10 g oscillating in water.
(Density of water = 103 kg/m3 and g = 10 m/s2)Ans. π/50 second
04 15 PM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025 Shift 1 Mathematics Q6
Ques. Let A and B are non-singular commutative matrices. Then A[(adj A-1) (adj(B-1))]-1B is equal to
Ans. |A| |B| In
04 00 PM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025 Shift 1 Mathematics Q5
Ques. Consider the set S = {1, 2, 3, ..., 1000). Then the number of arithmetic progression that can be formed using elements of set S such that first term is 1 and last term is 1000 is
Ans. 8
03 45 PM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025 Shift 1 Mathematics Q4
Ques. If the equation a(b - c)x2 + b(c - a)x + c(a - b) = 0 has equal roots and if a + c = 5 and b = 16/5, then the value of a2 + c2 is equal to
Ans. 9
03 30 PM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025 Shift 1 Mathematics Q3
Ques. If | z/(z + i) | = 2 represents a circle with centre P then distance of P from D is (where D: (1,5))
Ans. (370/9)1/2
03 15 PM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025 Shift 1 Mathematics Q2
Ques. The sum of all rational terms in the expansion ( 1 + 21/3 + 31/2 )6 is
Ans. 638
03 00 PM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025 Shift 1 Mathematics Q1
Ques. A relation defined on set A = {1, 2, 3, 4), then how many ordered pairs are added to R = {(1, 2), (2, 3), (3, 3)) so that it becomes equivalence relation?
Ans. 7
02 45 PM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025 Shift 1 Physics Q3
Ques. The displacement of a particle as function of time is x(t) = A sin(t) + B cos2(t) + ct2 + D. Find the Dimension of [ABC/D].
Ans. L2T-2
02 30 PM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025 Shift 1 Chemistry Q3
Ques. In estimation of sulphur by Carius method, 160 gm of organic compound gives 466 gm of Barium Sulfate. % of sulphur in the organic compound is
Ans. 40
02 15 PM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025 Shift 1 Chemistry Q2
Ques. Consider the given values:
ΔH= 55kJ mol-1
ΔS= 175 J mol-1 K-1
T= 25 degree Celcius
Calculate the value of Gibbs free energy charge (ΔG) in J mol-1Ans. 2850
02 00 PM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025 Shift 1 Physics Q2
Ques. Match the Column appropriately regarding thermodynamic process.
(P) When volume change is zero - (i) ΔW = 0
(Q) When Pressure is constant - (ii) ΔQ = 0
(R) When no heat is exchanged - (iii) Isobaric
(S) Work done by the gas is equal to heat given to the gas - (iv) IsothermalAns. P(i), Q(iii), R(ii), S(iv)
01 45 PM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025 Shift 1 Physics Q1
Ques. Statement-l: Hot water is less viscous than cold water.
Statement-ll: Surface tension of soap bubble is more than that of a drop of water.Ans. Statement 1 is true and Statement 2 is false
01 30 PM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025 Shift 1 Chemistry Q1
Ques. If 1021molecules are removed from x mg of CO2(g), then 2.4 x 10-3 moles are left. Calculate the value of x.
Ans. 179
01 10 PM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: Physics Topics
- 1 question from Electrostatics
- 1 question from Gravitation
- 1 question from Thermodynamics
- 1 question from Diode
- 1 question from Radioactive decay
01 00 PM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: Students Reaction regarding Shift 1
- Average attempted questions were 18 to 22 from each section
- Like the 22 January shift 1 and 2 exam, students found the 23 January shift 1 Chemistry paper easy
- Most of questions of Chemistry were asked from Inorganic Chemistry
- Mathematics section was tough and calculative
12 50 PM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: Most Weighted Topics from Mathematics
- Differentiation
- One question from relations and functions
- 2 questions from vector
- Circles
- one question from calculus (standard question) level
12 40 PM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: Most Weighted Topics from Chemistry
- Aromatic Compounds
- Coordination Compounds
- Physical Chemistry Solutions
- One question from d and f blocks
- One question from p block
- Thermodynamics
- One question from Goc-aromaticity
- One question from the d-d transition
- One question from Biomolecules
- One question from Electrochemistry
12 30 PM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: What is the required percentile for NIT?
For securing admission to any of the NITs, the general candidates should get 85 to 95 percentile marks.
12 20 PM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: What is the Safest Score?
As per the experts and considering the previous year's cutoff trends, it can be assumed that the score between 175 and 185, will be considered as the safest score. It is considered as the 95 percentile. But to achieve 99th percentile, the candidates should score 245 to 285 in the exam.
12 10 PM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: Category-Wise Expected Cutoff
Category Expected Cutoff General 93.24 OBC 79.67 EWS 81.33 SC 60.09 ST 46.70 12 00 PM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: Shift 1 Exam Ends
JEE Main 23 January shift 1 exam has ended. Soon the CollegeDekho team will connect the test takers and collect their feedback. Along with it, also the shift 1 mmory based questions will be added here.
11 45 AM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: Instructions Related to Sign convention
- When work is done on the system: Positive
- When work is done by the system: Negative
11 30 AM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: Yesterday's Difficulty Level ranking
Find out the sequence of JEE Main 22 January exam difficulty level ranking here:
Mathematics > Physics > Chemistry
11 15 AM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: Yesterday's Shift 1 vs Shift 2 Analysis
JEE Main 2025 January 22 Analysis Shift 1 Shift 2 Overall difficulty of the exam Moderate Moderate to Difficult Section wise difficulty level - Mathmatics was easy but was time taking to solve
- Physics was moderate
- Chemistry was easy
- Mathematics was difficult
- Chemistry was easy
- Physics was easy to moderate level
11 00 AM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: One Hour to Go
JEE Main 23 January shift 1 exam will be going to end in one hour. Candidates are advised to stay connected with this live blog to get all the latest updates for the exam.
10 45 AM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: Important Formula for Reversible isobaric process
Formula for Reversible isobaric process is:
W= P(Vf-Vi)
10 30 AM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: Formula for Temperature conversion from Kelvin to Fahrenheit
Formula for Temperature conversion from Kelvin to Fahrenheit is:
(K-273)/(373-373)= (F-32)/(212-32)
10 15 AM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: Formula for Temperature conversion from Celsius to Kelvin
Formula for Temperature conversion from Celsius to Kelvin is;
(C-0)/(100-0)= (K-273)/373-373
10 00 AM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: One Hour Over of Shift 1 Exam
The JEE Main 23 January Shift 1 exam will be ended in 2 hours. Soon the paper analysis along with the subject-wise questions will be added here.
09 45 AM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: Formula for Relation between molar volume (V) and gas constant (b)
Formula for Relation between molar volume (V) and gas constant (b) is;
Vc=3b
09 30 AM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: Formula for Relation between Pressure (P) and gas constant (a) and (b)
Formula for Relation between Pressure (P) and gas constant (a) and (b) is;
P0= a/27b
09 15 AM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: Formula for Relation between temperature (T) and gas constant (b)
Relation between temperature (T) and gas constant (b) is;
Tc= Ba/27Rb
09 00 AM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: Important Formula for Equilibrium Constant (K)
V- (Rate constant of forward reaction/ rate constant of backward reaction) - Kr/Kb
08 45 AM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: Important Formula for Equilibrium
Rate of forward reaction= rate of backward reaction
△G= 0
Q= Keq
08 30 AM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: Important Formula of Vapor Pressure of Liquid
Relative Humidity is;
Partial pressure of H2o vapors/ Vapor pressure of H2o at the temperature
08 15 AM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: Important Formula of Degree of Dissociation
Formula of Degree of Dissociation is;
Number of modes dissociated/ Initial number of moles taken
08 00 AM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: Important Formula of Thermodynamics of Equilibrium
Formula of Thermodynamics of Equilibrium is:
△G = △G° + 2.303 RTQ
07 45 AM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: Important Formula of pH Calculations of Different Types of Solutions
Strong acid solution:
- If concentration is greater than 10 −6
07 30 AM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: Important Formula of Ideal gas Equation
Formula of Ideal gas Equation is;
PV=nRT
PV= w/mRT or Pm=dRT
07 15 AM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: Important Formula of Amagat’s Law of partial volume
Formula of Amagat’s Law of partial volume is:
V= V1+V2+V3+......Vn
07 00 AM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: Expected Marks for 96 Percentile for Easy Paper
Percentile Expected Marks for Easy Paper 96.5 percentile 170.3+ 96 percentile 164.8+ 06 30 AM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: Expected Marks for 97 Percentile for Easy Paper
Percentile Expected Marks for Easy Paper 97.5 percentile 183.3+ 97 percentile 176.3+ 06 15 AM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: Expected Marks for 98 Percentile for Easy Paper
Percentile Expected Marks for Easy Paper 98.5 percentile 202+ 98 percentile 191.8+ 06 00 AM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: Topics Asked in Chemistry
- Electrochemistry,
- p-block
- Kinetics
- Thermodynamics
- d-block
- Biomolecules
06 00 AM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: Topics Asked in Chemistry
- Electrochemistry,
- p-block
- Kinetics
- Thermodynamics
- d-block
- Biomolecules
05 45 AM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: Expected Marks for 99 Percentile for Easy Paper
Percentile Expected Marks for Easy Paper 99.5 percentile 236+ 99 percentile 215.5+ 05 45 AM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: Topics Asked in Physics
- Mechanics
- Optics
- Current Electricity
- Modern Physics
- Waves
05 45 AM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: Topics Asked in Physics
- Mechanics
- Optics
- Current Electricity
- Modern Physics
- Waves
05 30 AM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: Topics Asked in Mathematics
- Probability
- Algebra
- Matrices
- Vectors
- Calculus
- Coordinate Geometry,
- Calculus
- 3D
05 30 AM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: Topics Asked in Mathematics
- Probability
- Algebra
- Matrices
- Vectors
- Calculus
- Coordinate Geometry,
- Calculus
- 3D
05 15 AM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: Expected difficulty level
Based on the yesterday's JEE Main exam analysis, it can be assumed that the difficulty level of the subjects will be:
Physics: Easy to moderate
Mathematics: Moderate but a bit lengthy
Chemistry: Easy
05 15 AM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: Expected difficulty level
Based on the yesterday's JEE Main exam analysis, it can be assumed that the difficulty level of the subjects will be:
Physics: Easy to moderate
Mathematics: Moderate but a bit lengthy
Chemistry: Easy
05 00 AM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: Day 2 Exam
Today is JEE Main January 2025 day 2 exam, which will be held in two shifts, shift 1 (9 AM to 12 PM) and shift 2 (3 PM to 6 PM).
05 00 AM IST - 23 Jan'25
JEE Main Question Paper 23 January 2025: Day 2 Exam
Today is JEE Main January 2025 day 2 exam, which will be held in two shifts, shift 1 (9 AM to 12 PM) and shift 2 (3 PM to 6 PM).
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JEE Main Previous Year Question Paper
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