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JEE Main DPP 14 November 2024: Daily practice problems for 2025 aspirants

To enhance the regular preparation for JEE Main Session 1 2025, aspirants should solve daily practice questions. Here are JEE Main DPP  14 November 2024 for Physics, Chemistry, and Mathematics.

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JEE Main DPP 14 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 14 November 2024, including five questions from each subject: Mathematics, Physics, and Chemistry.

Also Read | NEET Daily Practice Questions 14 November 2024: DPP for 2025 aspirants

JEE Main DPP 14 November 2024: Physics

Candidates can check out the JEE Main DPP 14 November 2024 daily practice problems for 2025 aspirants from the Physics section: 

Question 1: If a radioactive element having half-life of 30 min. is undergoing beta decay, the fraction of radioactive element remains undecayed after 90 min. will be

(1) 1/8

(2) 1/4

(3) 1/16

(4) 1/2

Answer (1)

Question 2:  A car is moving on a horizontal curved road with radius 50 m. The approximate maximum speed of a car will be, if friction between tyres and road is 0.34. [take g = 10 ms–2]

(1)  22.4 ms–1

(2) 13 ms–1

(3)  17 ms–1

(4)  3.4 ms–1

Answer (2)

Question 3: A stone is projected at an angle 30º to the horizontal. The ratio of kinetic energy of the stone at point of projection to its kinetic energy at the highest point of flight will be -

(1) 4 : 3

(2) 4 : 1

(3) 1 : 2

(4)  1 : 4

Answer (1)

Question 4:  A bicycle tyre is filled with air having a pressure of 270 kPa at 27°C. The approximate pressure of the air in the tyre when the temperature increases to 36°C is

(1) 270 kPa

(2) 278 kPa

(3) 360 kPa

(4) 262 kPa

Answer (2)

Question 5: Which one of the following statements is not correct in the case of light emitting diodes?

A.   It is a heavily doped p-n junction.

B.   It emits light only when it is forward biased.

C.   It emits light only when it is reverse biased.

D. The energy of the light emitted is equal to or slightly less than the energy gap of the semiconductor used. 

Choose the correct answer from the options given below:

(1) C and D               

(2) C

(3)  B                         

(4) A         

Answer (2)

JEE Main DPP 14 November 2024: Chemistry

Candidates can check out the JEE Main DPP 14 November 2024 daily practice problems for 2025 aspirants from the Chemistry section: 

Question 1: Number of cyclic tripeptides formed with 2 amino acids A and B is:

(1) 3                         

(2) 2

(3)  4                         

(4) 5

Answer (2)

Question 2: Which of the given compounds can enhance the efficiency of a hydrogen storage tank?

(1)  Li/P4

(2)  NaNi5

(3)  SiH4

(4)  Di-isobutylaluminium hydride

Answer (2)

Question 3: During the borax bead test with CuSO4, a blue green colour of the bead was observed in oxidising flame due to the formation of

(1)  CuO                    

(2) Cu(BO2)2

(3) Cu3B2                          

(4) Cu

Answer (2)

Question 4: The bond dissociation energy is highest for

(1) Cl2                                

(2) I2

(3) F2                                 

(4) Br2

Answer (1)

Question 5: Correct statement about smog is

(1)  NO2 is present in classical smog

(2)  Classical smog also has high concentration of oxidizing agents

(3) Photochemical smog has high concentration of oxidizing agents

(4)  Both NO2 and SO2 are present in classical smog

Answer (3)

JEE Main DPP 14 November 2024: Mathematics

Candidates can check out the JEE Main DPP 14 November 2024 daily practice problems for 2025 aspirants from Maths section: 

Problem 1: Fifteen football players of a club-team are given 15 T-shirts with their names written on the backside. If the players pick up the T-shirts randomly, then the probability that at least 3 players pick the correct T- shirt is

(1) 1/6

(2)  5/36

(3)  2/15

(4) 5/24

Solution (2)

Problem 2: Two dice are rolled. What is the probability that the sum of the numbers on the dice is 7?

(1) 1/6                         

(2) 1/12

(3) 1/36                      

(4) 1/9

Solution (1)

Problem 3: The distance between the points A (1,2) and B (4,6) is 

(1) 4

(2) (13)^1/2

(3) (17)^1/2

 (4) 5

Solution (3)

Problem 4: If  z=3+4i, the modulus of z is

(1) 5

(2) 7

(3) 3

(4) 4

Solution (1)

Problem 5: A deck of 52 cards is shuffled. Two cards are drawn randomly. What is the probability that both the cards drawn are aces?

(1) 1/221

(2) 1/169

(3) 1/132

(4) 1/102

Solution (1)


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