JEE Main DPP 29 November 2024: Daily practice problems for 2025 aspirants

JEE Main DPP 29 November 2024

JEE Main DPP 29 November 2024: JEE Main Session 1 2025 will take place from January 22 to 31. Applicants preparing for the exam must focus on practising the JEE Main sample papers. Hence, here are some daily practice questions with answers for JEE Main DPP 29 November 2024, including five questions from each subject: Mathematics, Physics, and Chemistry.

Also Read | NEET Daily Practice Questions 29 November 2024: DPP for 2025 aspirants

JEE Main DPP 29 November 2024: Physics

Candidates can check out the JEE Main DPP 29 November 2024 daily practice problems for 2025 aspirants from the Physics section:

Question 1: A radio can tune to any station in the 6 MHz to 10 MHz band. The value of corresponding wavelength bandwidth will be

(A) 4 m

(B) 20 m

(C) 30 m

(D) 50 m

Answer (B)

Question 2: In Young's double slit experiment, the fringe width is 12 mm. If the entire arrangement is placed in water of refractive index 4/3 , then the fringe width becomes(mm)

(A) 16

(B) 9

(C) 48

(D) 12

Answer (B)

Question 3: BX and BY are the magnetic field at the centre of two coils X and Y respectively each carrying equal current. If coil X has 200 turns and 20 cm radius and coil Y has 400 turns and 20 cm radius, the ratio of BX and BY is

(A) 1 : 1

(B) 1 : 2

(C) 2 : 1

(D) 4 : 1

Answer (B)

Question 4: When a particle executes Simple Harmonic Motion, the nature of graph of velocity as a function of displacement will be :

(A) Circular

(B) Elliptical

(C) Sinusoidal

(D) Straight line

Answer (B)

Question 5: 7 mol of a certain monoatomic ideal gas undergoes a temperature increase of 40 K at constant pressure. The increase in the internal energy of the gas in this process is :

(Given R = 8.3 JK–1 mol–1)

(A) 5810 J

(B) 3486 J

(C) 11620 J

(D) 6972 J

Answer (B)

JEE Main DPP 29 November 2024: Chemistry

Question 1: Given two statements below:

Statement I : In Cl2 molecule the covalent radius is double of the atomic radius of chlorine.

Statement II : Radius of anionic species is always greater than their parent atomic radius.

Choose the most appropriate answer from options given below:

(A) Both Statement I and Statement II are correct.

(B) Both Statement I and Statement II are incorrect.

(C) Statement I is correct but Statement II is incorrect.

(D) Statement I is incorrect but Statement II is correct.

Answer (D)

Question 2: Refining using liquation method is the most suitable for metals with:

(A) Low melting point

(B)  High boiling point

(C)  High electrical conductivity

(D) Less tendency to be soluble in melts than impurities

Answer (A)

Question 3: Which of the following can be used to prevent the decomposition of H2O2?

(A) Urea

(B) Formaldehyde

(C) Formic acid

(D) Ethanol

Answer (A)

Question 4: The dark purple colour of KMnO4 disappears in the titration with oxalic acid in acidic medium. The overall change in the oxidation number of manganese in the reaction is :

(A) 5

(B) 1

(C) 7

(D) 2

Answer (A)

Question 5: Which technique among the following, is most appropriate in separation of a mixture of 100 mg of p-nitrophenol and picric acid?

(A) Steam distillation

(B) 2-5 ft long column of silica gel

(C) Sublimation

(D) Preparative TLC (Thin Layer Chromatography)

Answer (D)

JEE Main DPP 29 November 2024: Mathematics

Candidates can check out the JEE Main DPP 29 November 2024 daily practice problems for 2025 aspirants from Maths section:

Problem 1: Out of 60% female and 40% male candidates appearing in an exam, 60% candidates qualify it. The number of females qualifying the exam is twice the number of males qualifying it. A candidate is randomly chosen from the qualified candidates. The probability, that the chosen candidate is a female, is

(A) 3/4

(B) 11/16

(C) 23/32

(D) 13/16

Solution (None of these)

Problem 2: If the tangents drawn at the points P and Q on the parabola y^2 = 2x – 3 intersect at the point R(0, 1), then the orthocentre of the triangle PQR is :

(A) (0, 1)

(B) (2, –1)

(C) (6,3)

(D) (2,1)

Solution (B)

Problem 3: The remainder when 7^2022 + 3^2022 is divided by 5 is:

(A) 0

(B) 2

(C) 3

(D) 4

Solution (C)

Problem 4: 3, 8, 13, ……, 373 are in arithmetic series. The sum of numbers not divisible by three is

(A) 93100

(B) 8340

(C)9525

(D) 7325

Solution (C)

Problem 5: Using the number 1, 2, 3 … 7, total numbers of 7 digit number which does not contain string 154 or 2367 is (Repetition is not allowed)

(A) 4897

(B) 4898

(C) 4896

(D) 4899

Solution (B)