JEE Mains 15 December Daily Practice Questions for 2025 Session 1 with Solution

JEE Mains 15 December Daily Practice Questions for 2025 Session 1 with Solution: As there are only 37 days left for the commencement of the JEE Main session 1 examination for the next year, candidates can check the daily practice questions with solution here. The JEE Mains 15 December Daily Practice Questions for 2025 Session 1 with Solution have been collected from various sources to help the candidates be better prepared for the exam. Candidates can try solving the JEE Mains 15 December DPP for 2025 given here and compare them with the answers given.

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JEE Mains 15 December Daily Practice Questions for 2025 Session 1 with Solution

JEE Mains 15 December Physics Daily Practice Questions for 2025 Session 1 with Solution

Question 1: A ball of mass 200 g is resting on a vertical post of height 20 m. A bullet with a mass of 10 g travels horizontally and strikes the ball. After the collision, the ball lands at a horizontal distance of 30 m, and the bullet travels independently, hitting the ground at a distance of 120 m from the post. Find the initial velocity of the bullet (Take g=10 m/s2).

1. 60 m/s
2. 120 m/s
3. 400 m/s
4. 360 m/s

Answer: (4)

Question 2: The internal energy of an ideal gas is observed under an isothermal process when heat is supplied to the system. Which of the following statements is correct?

1. Internal energy increases, and the gas does positive work.
2. Internal energy decreases, and the gas does negative work.
3. Internal energy does not change, and the gas does positive work.
4. Internal energy remains constant, and the gas does negative work.

Answer: (3)

Question 3: A tube is raised vertically in liquid A, and the height of the capillary rise is 5 cm. When the tube is dipped in liquid $B$, which has twice the density and twice the surface tension of liquid A, find the height of the liquid column in liquid B.

1. 0.05 m
2. 0.10 m
3. 0.20 m
4. 0.50 m

Answer: (1)

Question 4: A person uses spectacles with a power of −1.0 D for distant vision and another reading glass with a power of 2.0 D. What is the least distance of distinct vision for this individual?

1. 30 cm
2. 50 cm
3. 20 cm
4. 40 cm

Answer: (2)

Question 5: A sinusoidal carrier voltage undergoes amplitude modulation, producing a wave with maximum and minimum amplitudes of 120 V and 80 V, respectively. What is the amplitude of each sideband?

1. 15 V
2. 20 V
3. 10 V
4. 5 V

Answer: (3)

JEE Mains 15 December Chemistry Daily Practice Questions for 2025 Session 1 with Solution

Question 1: Which of the following compounds acts as an antacid?

1. Ranitidine
2. Tafenoquine
3. Brompheniramine
4. Magaldrate

Answer: (4)

Question 2: Which of the following alkaline earth metal sulphates are soluble in water?

1. BaSO₄ and SrSO₄
2. CaSO₄ and MgSO₄
3. BaSO₄ and CaSO₄
4. MgSO₄ and SrSO₄

Answer: (2)

Question 3: Assertion (A): In scientific equipment, silica gel is stored in watch glasses or membrane bags.
Reason (R): Silica gel absorbs moisture via adsorption, protecting instruments from corrosion and malfunctioning.

Choose the correct option:

1. (A) is false, but (R) is true
2. Both (A) and (R) are true, but (R) does not explain (A)
3. (A) is true, but (R) is false
4. Both (A) and (R) are true, and (R) explains (A)

Answer: (4)

Question 4

Which of the following compounds inhibit tumor growth?

1. Cis-Platin
2. EDTA
3. Coordination Compounds of Pt
4. Penicillamine

Answer: (1)

Question 5: Which of the following is produced when Caprolactam is heated at high temperature in water vapor?

1. Nylon 6
2. Nylon 6,6
3. Teflon
4. Dacron

Answer: (1)

JEE Mains 15 December Mathematics Daily Practice Questions for 2025 Session 1 with Solution

Question 1: Let P(k,b) be a point on the parabola x2=4y−2 that is nearest to the point Q(3,2). Find the distance of $P$ from the directrix of the parabola y2=4x.

1. 3
2. 6
3. 8
4. 4

Answer: (3)

Question 2: What is the minimum number of ordered pairs that must be added to the relation $R=\{(a,b),(b,c)\}$ on the set $\{a,b,c\}$ to make it symmetric and transitive?

1. $3$
2. $4$
3. $2$
4. $1$

Answer: (4)

Question 3: An unbiased die with faces marked −2,−1,0,1,2,3 is thrown five times. What is the probability that the product of all outcomes is positive?

1. 27/448​
2. 44/2592​
3. 27/448​
4. 52/2592​

Answer: (4)

Question 4: How many four-digit numbers can be formed using the digits 1,2,3,5 (with repetition allowed) such that they are divisible by 15?

1. 35
2. 20
3. 28
4. 14

Answer: (2)

Question 5: The mean and variance of 7 observations are 8 and 16, respectively. If one observation 14 is removed, and a and $b$ represent the new mean and variance of the remaining 6 observations, find 3a−5b.

1. 47
2. 43
3. 34
4. 35

Answer: (4)