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Grade: 12
        
Two identical charged balls are suspended from massless threads of length L ,initi init distance d apart. Charge begin to leak out at constant rate and they approach each other with speed V. Then V is proportional to what power of distance X between the two?
one year ago

Answers : (1)

subash
15 Points
							
mgsin¢=F.  on solving we get q2= (2π€°mg/l)×x =Cx3. , on differentiating we get 2qdq/dt=3Cx2dx/dt, on substuting proportionality of v and c in 1 eqn we get v is proportional to x-1/2
10 months ago
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