A student plots the magnetic force on a current-carrying wire against and obtains a…

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

Problem

A student plots the magnetic force

F

on a current-carrying wire against

\sin\theta

and obtains a straight line through the origin with a gradient of

0.48\,\text{N}

. Which acute angle

(0°<\theta<90°)

will produce a force of

0.24\,\text{N}

according to this graph? (a)

45^\circ

(b)

60^\circ

(c)

30^\circ

(d)

15^\circ