JEE Main 2024 Question Paper (05-Apr-2024) (Shift 2)

Question 1

Given below are two statements : Statement I : When the white light passed through a prism, the red light bends lesser than yellow and violet. Statement II : The refractive indices are different for different wavelengths in dispersive medium. In the light of the above statements, choose the correct answer from the options given below :

Accepted Answer

Both Statement I and Statement II are true.

Answer

Statement I is true but Statement II is false.

Answer

Both Statement I and Statement II are false.

Answer

Statement I is false but Statement II is true.

Question 2

Which of the following statements is not true about stopping potential (V$_{0}$)?

Accepted Answer

It increases with increase in intensity of the incident light.

Answer

It depends on the nature of the emitter material.

Answer

It depends upon the frequency of the incident light.

Answer

It is $\frac{1}{e}$ times the maximum kinetic energy of electrons emitted.

Question 3

The angular momentum of an electron in a hydrogen atom is proportional to: (Where $ r $ is the radius of the orbit of the electron)

Accepted Answer

$ \sqrt{r} $

Answer

$\frac{1}{r}$

Answer

r

Answer

$\frac{1}{\sqrt{r}}$

Question 4

A galvanometer of resistance 100 $\Omega$ when connected in series with 400 $\Omega$ measures a voltage of up to 10 V. The value of resistance required to convert the galvanometer into an ammeter to read up to 10 A is $x 	imes 10^{-2}$ $\Omega$. The value of $x$ is :

Accepted Answer

20

Answer

2

Answer

800

Answer

200

Question 5

The vehicles carrying inflammable fluids usually have metallic chains touching the ground :

Accepted Answer

To conduct excess charge due to air friction to ground and prevent sparking.

Answer

To alert other vehicles.

Answer

To protect tyres from catching dirt from the ground.

Answer

It is a custom.