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A beam of electrons moving with a moment...

A beam of electrons moving with a momentum p enters a uniform magnetic field of flux density B perpendicular to its motion. Which of the following statement(s) is (are) true?

A

work done by the external force is FL.

B

some heat is produced in the wire in the process

C

the elastic potential energy of the wire is `(FL)/(2)`

D

the heat produced is equal to the half of the elastic potential energy stored in the wire

Text Solution

Verified by Experts

The correct Answer is:
D
(d) The heat produced is equal to half of the elastic potential energy stored in the wire.
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