A long wire is in north-south direction, it is dropped freely towards earth, then no potential difference is induced between its ends. This statement is:

Question

A long wire is in north-south direction, it is dropped freely towards earth, then no potential difference is induced between its ends. This statement is: (A) TRUE (B) FALSE (C) meaningless (D) none of these

Tardigrade Admin · Accepted Answer

If wire falls in the direction north-south, then its length is parallel to the horizontal component of earth magnetic field, so no e.m.f. is induced in the wire.

Q. A long wire is in north-south direction, it is dropped freely towards earth, then no potential difference is induced between its ends. This statement is:

TRUE

FALSE

meaningless

none of these

If wire falls in the direction north-south, then its length is parallel to the horizontal component of earth magnetic field, so no e.m.f. is induced in the wire.