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A cube of germanium is placed between th...

A cube of germanium is placed between the poles of a magnet and a voltage is applied across opposite faces of the cube as shown in Figure. Magnetic field is directed vertical downward in the plane of the paper :
What effect will occur at the surface of the cube ?

A

The top surface of cube will become negatively charged

B

The front surface of the cube will become positively charged

C

The front surface of the cube will become negatively charged

D

Both top and front surface of cube will become positively charged

Text Solution

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The correct Answer is:
B
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