1. Tardigrade
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  3. Physics
  4. 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.

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Q. 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.

VMMC MedicalVMMC Medical 2006

Solution:

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 arid also rotate the nails before striking to north pole of magnet with their induced south pole and vice-versa. Hence, option (d) is correct.