1
JEE Main 2023 (Online) 12th April Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Given below are two statements:

Statement I : The diamagnetic property depends on temperature.

Statement II : The induced magnetic dipole moment in a diamagnetic sample is always opposite to the magnetizing field.

In the light of given statements, choose the correct answer from the options given below.

A
Statement I is incorrect but Statement II is true.
B
Statement I is correct but Statement II is false.
C
Both Statement I and Statement II are False.
D
Both Statement I and Statement II are true.
2
JEE Main 2023 (Online) 11th April Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

The free space inside a current carrying toroid is filled with a material of susceptibility $$2 \times 10^{-2}$$. The percentage increase in the value of magnetic field inside the toroid will be

A
0.1%
B
1%
C
2%
D
0.2%
3
JEE Main 2023 (Online) 10th April Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

A bar magnet is released from rest along the axis of a very long vertical copper tube. After some time the magnet will

A
move down with almost constant speed
B
move down with an acceleration equal to $$\mathrm{g}$$
C
move down with an acceleration greater than $$\mathrm{g}$$
D
oscillate inside the tube
4
JEE Main 2023 (Online) 10th April Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Given below are two statements:

Statement I : For diamagnetic substance, $$-1 \leq \chi < 0$$, where $$\chi$$ is the magnetic susceptibility.

Statement II : Diamagnetic substances when placed in an external magnetic field, tend to move from stronger to weaker part of the field.

In the light of the above statements, choose the correct answer from the options given below

A
Both Statement I and Statement II are true
B
Statement I is correct but Statement II is false
C
Both Statement I and Statement II are False
D
Statement I is incorrect but Statement II is true.
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