Magnetism Question 17
Question: Assertion : When a magnet is brought near iron nails, only translatory force act on it. Reason : The field due to a magnet is generally uniform.
Options:
A) If both assertion and reason are true and the reason is the correct explanation of the assertion.
B) If both assertion and reason are true but reason is not the correct explanation of the assertion.
C) If assertion is true but reason is false.
D) If the assertion and reason both are false.
E) If assertion is false but reason is true.
Show Answer
Answer:
Correct Answer: D
Solution:
In general, the field due to a magnet is non-uniform.
Therefore, it exerts both, a net force and a torque on the nails which will translate and also rotate the nails before striking to north pole of magnet with their induced south poles and vice-versa.
BETA
