| ASSERTION: Magnetic field cannot change K.E. of moving charge. |
| REASON: Magnetic field cannot change velocity vector. |
A) If both assertion and reason are true and reason is the correct explanation of assertion.
B) If both assertion and reason are true and reason is not the correct explanation of assertion.
C) If assertion is true but reason is false.
D) If both assertion and reason are false.
E) If assertion is false but reason is true.
Correct Answer: C
Solution :
If \[\overrightarrow{F}\bot \overrightarrow{v}\]at all instants then motion will be circular.
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