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1
CBSE 12th Physics Outside Delhi Set 1 - 2023
MCQ (Single Correct Answer)
+1
-0

Assertion (A) : Diamagnetic substances exhibit magnetism.

Reason (R) : Diamagnetic materials do not have permanent magnetic dipole moment.

A
Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of the Assertion (A).
B
Both Assertion (A) and Reason (R) and true, but Reason (R) is NOT the correct explanation of the Assertion (A).
C
Assertion (A) is true, but Reason (R) is false.
D
Assertion (A) is false, but Reason (R) is true.
2
CBSE 12th Physics Delhi Set 1 - 2023
MCQ (Single Correct Answer)
+1
-0

Which of the following has its permeability less than that of free space?

A
Copper
B
Aluminium
C
Copper chloride
D
Nickel
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