To view Explanation, Please buy any of the course from below.

Complete Question Bank + Test Series

Complete Question Bank

Difficulty Level:

To view Explanation, Please buy any of the course from below.

Complete Question Bank + Test Series

Complete Question Bank

Difficulty Level:

A magnet of magnetic moment 20 C.G.S. units is freely suspended in a uniform magnetic field of intensity 0.3 C.G.S. units. The amount of work done in deflecting it by an angle of ${30}^{o}$ in C.G.S. units is

(a) 6

(b) $3\sqrt{3}$

(c) $3(2-\sqrt{3})$

(d) 3

To view Explanation, Please buy any of the course from below.

Complete Question Bank + Test Series

Complete Question Bank

Difficulty Level:

The magnetic field due to a short magnet at a point on its axis at distance X cm from the middle point of the magnet is 200 Gauss. The magnetic field at a point on the neutral axis at a distance X cm from the middle of the magnet is

(a) 100 Gauss (b) 400 Gauss

(c) 50 Gauss (d) 200 Gauss

To view Explanation, Please buy any of the course from below.

Complete Question Bank + Test Series

Complete Question Bank

Difficulty Level:

A magnet of magnetic moment $50\hat{i}A-{m}^{2}$ is placed along the *x*-axis in a magnetic field $\overrightarrow{B}=(0.5\hat{i}+3.0\hat{j})T$. The torque acting on the magnet is

(a) 175 $\hat{k}$ N-m

(b) 150 $\hat{k}$

(c) 75 $\hat{k}$ N-m

(d) 25$\sqrt{37}$ $\hat{k}$ N-m

To view Explanation, Please buy any of the course from below.

Complete Question Bank + Test Series

Complete Question Bank

Difficulty Level: