JEE Main 2024 Daily Practice Questions for 28 September 2023

JEE Main 2024 Daily Practice Questions for 28 September 2023

JEE Main 2024 Daily Practice Questions for 28 September 2023: It is time to prepare for the JEE Main 2024 strategically. After clearing the subject-wise concepts, the candidates should solve the JEE Main 2024 daily practice questions, so that they can not only understand the subject-wise question pattern but also can bring consistency to the performance level. So that they can expect to get a good score in the JEE Main exam.

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JEE Main 2024 Daily Practice Questions

Here the candidates will find the subject-wise JEE Main 2024 questions for 28th September 2023:

Physics:

Ques. Bob P is released from the position of rest at the moment shown. If it collides elastically with an identical bob Q hanging freely then the velocity of Q, just after the collision is (g= 10m/s ² )

1. 1 m/s

2. 4 m/s

3. 2 m/s

4. 8 m/s

Ques. Two conducting solid spheres (A and B) are placed at a very large distance with charge densities and radii as shown:

When the key K is closed, find the ratio of the final charge densities.

1. 4:1

2. 1:2

3. 2:1

4. 1:4

Ques. Position-time graph for a particle is parabolic and is as shown:

Choose the corresponding v-t graph:

Chemistry:

Ques. Caprolactam when heated at high temperature, gives:

1. Nylon 6, 6

2. Dacron

3. Teflon

4. Nylon 6

Ques. Inhibitor of cancer growth:

1. Cisplatin

2. EDTA

3. Cobalt

4. Ethane 1, 2- diamine

Ques. How many moles of electrons are required to reduce 1 mole of permanganate ions into manganese dioxide?

Mathematics:

Ques. A die with points (2, 1, 0, -1, -2, 3) is thrown 5 times. The probability that the product of outcomes on all the throws is positive is:

1. 521/ 2592

2. 16/81

3. 41/288

4. 28/81

Ques.

Ques. The mean and variance of 7 observations are 8 and 16 respectively, if number 14 is omitted then a and b are new mean and variance. The value of a+b is:

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