A charge Q is moving dl distance in the magnetic field B. Find the value of work done by B
A charge Q is moving dl distance in the magnetic field B. Find the value of work done by B
Option 1 -
1
Option 2 -
Zero
Option 3 -
Infinite
Option 4 -
-1
- 
1 Answer
- 
Correct Option - 2
 
 
 Detailed Solution:As we know that magnetic force acting on a charge particle will be 
 F = q (v * B)
 W = F.dl
 Since force and displacement will be always perpendicular so work done is always zero.
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