A single rectangular loop of dimensions carries a current of

PHYSICS · Single correct · CBSE · Physics · Moving Charges and Magnetism · Moving Charges and Magnetism

Problem

A single rectangular loop of dimensions

20\,\text{cm}\times10\,\text{cm}

carries a current of

5\,\text{A}

. It is placed in a uniform magnetic field of

0.30\,\text{T}

such that the angle between the loop’s normal and the field is

30^{\circ}

. Calculate the magnitude of the torque acting on the loop. (a)

0.030\,\text{N m}

(b)

0.015\,\text{N m}

(c)

0.026\,\text{N m}

(d)

0.0075\,\text{N m}