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Electric Field Due to Charge Distributions - Approach

A small metal...

Question

A small metallic ball is suspended in a uniform electric field with the help of an insulated thread. If high energy $X -$ ray beam falls on the ball, the ball will be deflected in the direction of the field.

A

True

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B

False

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Solution

The correct option is A True
When a high energy $X -$ ray beam falls on the metal sphere, photoelectric effect takes place and electrons are emitted from sphere. This makes the sphere positively charged and hence it is deflected in the direction of the electric field.

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