JEE Main Shift 1 Question Paper 2025 January 23 (Available): Physics, Chemistry and Mathematics

JEE Main Shift 1 Question Paper 2025 January 23: The JEE Main 2025 shift 1 exam January 23, 2025, has conducted today where students has been evaluated based on three main subjects: Physics, Chemistry, and Mathematics. Candidates who want to know the questions that appeared in the test can check the JEE Main Shift 1 Question Paper 2025 January 23 which will be provided here soon. Like all the years, the question paper follows the NTA pattern, featuring 25 questions per subject divided into multiple-choice and numerical answer types. Candidates must note that all the questions mentioned here are memory-based only since the examination was conducted online.

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JEE Main shift 1 Question Paper 2025 January 23: Memory-Based Questions

Here, the memory-based questions as per the JEE Main January 23 Shift 2 Question Paper 2025 Session 1 are provided. Candidates must check the questions to understand the topics asked in the examination.

JEE Main Session 1 Day 2 Shift 1 Question Paper 2025: Physics

1. Easy to moderate level questions were asked.
2. Questions from model physics were asked.
3. Questions from radioactivity were aslo there.
4. The displacement of a particle as function of time is x(t)=Asin(t)+Bcos²(t) +Ct²+D. Find dimension of [ABC/D]. (a) L² (b)L²T^-2 (C)LT^-2 (D)L³T
5. A solid sphere of mass m and radius r rolls down an inclined plane with angle 30° from horizontal. The velocity with which it reaches the ground is V1. Given the length of ncline is L and its value remains same. If the angle of inclination changes to 45° the ball reaches the velocity V2. Find (V₂/V₁)².
6. Select the correct options: (a) Total resistance of circuit is 6 ohm (b) Total resistance of circuit is 8 ohm (c) Potential difference acress CD is 4 volt (d) Potential difference acress BC is 4 volt (e) Reading of ammeter is 1AMP.
7. A spherical surface of radius of curvature R separates air (refractice index 1.0) from glass (refractive index 1.5). The center of curvature is in the glass. A point object P placed in air is found to have a real image Q in the glass. The line PQ cuts the surface at a point O, and PO=OQ. The distance PO is equal to? (a) 5R (b) 3R (c) 2R (d) 1.5R
8. The ratio of electric force to gravitational force between two particles havng charge q₁, q₂ and masses m₁ and m₂ respectively is (where symbols have their usual meanings).
9. Find the location of center of mass of given truncated disc of radius R = 20 cm.
10. Find the elcrtrostatic force and gravitational force between two charged particles. q₁= 6.67 x 10^-19 C, q₂ = 9.6 x 10^-10 C, m1 = 19.2 x 10^-27 kg and m₂ = 9 x 10^-27kg.
11. Find the equation of magnetic field for the given equation of electric field (for EM wave) : E = E₀ (41‘ - 3j′) cos(ω_t-kz).
12. Find the time period of a cube of side length 10cm amd mass 10g oscillating in water. Density of water = 10³ kg/m³ and g= 10m/s²).
13. Adiabatic constant of a gas is 3/2. If volume of gas initially at 0°C is reduced to one fouth of the original volume, then new temperature is? (a) 0 K (b) 273 K (c) 546°C (d) 546 K
14. Electric Flux ø is related with linear charge density λ and surface charge density σ as ø=αλ+βσ , where α and β are of appropriate dimensions of (β/α) is? (a) displacement (b) area (c)electric field (d) velocity 
15. Match the coloum appropriately regarding thermodynamc process. 

JEE Main Question Paper 23 January 2025 Session 1: Chemistry

1. Easy to moderate level questions were asked.
2. Questions from solution chapter were asked.
3. Statement-Based questions were asked.
4. Which of the following element does not lie in the same period? (a) OS (b) Ir (B) Pd (D) Pt
5. Which of the folowing complex shows facial meridonia isomerism ? 
6. Which of the following reacts with Heinsberg Reagent? (i) Aniline (ii) N, N-Dimethyl Aniline, (iii)Methyl Amine (iv) C₆H₅NHC₆H₅ 
7. Which of the following pair of ions are same coloured? (a) Ti⁴⁺, V³⁺ (b) Cr²⁺, Cu²⁺ (C) Cr³⁺, Ni²⁺ (D) Mn³⁺, Fe²⁺
8. If 2 gm of Phenol is allowed to react with Br₂/H₂O. How much Br₂ will be required to produce 2, 4, 6 tribromophenol (Rounded off to nearest integer)?
9. If 10²¹ molecules are removed from X mg of Co₂ (g). Then 2.4 x 10^-3 moles are left. Calculate the value of X.
10. Incorrect statement among the followign is : (a) SO₂ act as oxidising agent but not reducing agent (b) NO₂ exists as dimer (c) PF₅ exists but NF₅ doesnot (d) PH₃ has lower proton affinity than NH₃
11. In an estimation of sulphur by Carius method, 160gm of organic compound gives 466 gm of Barium Sulphate. % of sulphur in the organic compund is?
12. Self-inductance depends on: (a) only in geometry (b) only on medium property (c) geometry and medium property (d) value of current through inductor
13. Calculate the value of x in compound CaCl₃ X NH₃. If elevation in boiling point of solution is 0.558°C and molality of solution is 0.1 given K_f(H₂O) = 1.8 X 10^-3 kg-K-mol^-1. (a) 6 (b) 7 (c) 5 (d) 2
14. Which of the following compound can show fac-mer isomerism? (a) [Co(NH₃)₆]Cl₃ (b) [Co(NH₃)₃ ]Cl₃ (c) [Co(en)₂ (NH₃)₂ ]Cl₂ (d) [Co(H₂O)₄]Cl₃.
15. Consider the given values ΔH=55 Kj mol^-1 ΔS=175j mol-1 K^-1 T=25°C. Calculate the value of Gibbs free energy charge (ΔG) in J mol^-1. 
16. Calculate the number of t2g and eg electrons in Co²⁺ having Bohr magneton value 3.8.

JEE Main Session 1 January 23 Question Paper 2025: Mathematics

1. Maths paper was on the tough side as cpompared to January 22, 2025. 
2. Relation and function, circles, differentiation questions were asked.
3. Maths paper was lengthy.
4. 2 questions from vector and 1 from Calculas were asked.

5. If for an arithmetic progression the first term is 3 and sum of first 4 term is equal to ⅕ of the sum of next four terms, then sum of first 20 terms is? (a)1080 (b) 364 (c.) -1080 (d) -364

6. Two biased dice are tossed. Dice 1 has 1 on two faces 2 faces, 3 and 4 on other faces, while dice 2 has 2 on 2 faces, 4 on two faces and 1 and 3 on other faces. Then the probability that when throwing these dice we get sum 4 or 5. (a) 3/7 (b) 2/7 (c.) 4/9 (d) 8/9.
7. In the expansion of (1+2^1/3+3^1/2)⁶, find the number of rational terms.
8. Area of larger region bounded by curves y=|x-1| and X² + Y² = 25 is.
9. (7 + e^2x)dy - (1+2e^2x) (y+3)dx + 0, y(0)=5, then y(n₂) is.
10. The range of value of a for which 5X³-15X-a=0 has 3 distinct solutions is (α,β) then β-2α is?
11. Find domain of fog (x). f(x)=log_ex and g(x)= x⁴ - 2x³+3x²-2x+2 / 2x²-2x +1. 
12. If |Z/Z+1|=2 represents a circle with centre P the distance of P from D is (where D:(1,5)).
13. A={1,2,3,4} R={(2,1) (2,2) (3,3)} min elements are required so that it is equivalent relation.
14. 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?
15. Two vertices of a triangle are (-2,4) and (5,4) and its orthocenter is (3,5). The area of triangle is 35 and centroid is (c,d) then c +2d is equal to?

JEE Main Question Paper 23rd January 2025 Session 1 by Coaching Institutes

Here, students who want to get the JEE Main Shift 1 Question Paper 2025 January 23 PDFs from various coaching institutions can check below:

Candidates are advised to save the unofficial JEE Main Shift 1 Question Paper 2025 January 23 for future reference.

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