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Grade: 12th pass
        
A polythene piece rubbed with wool is found to have negative charge of 3×10*-7 C . Is there a transfer of mass from wool to polythene?
one year ago

Answers : (1)

Khimraj
3008 Points
							
Let no of electron transfered are n
then n = Q/e = 3*10-7/1.6*10-19 = 1.88*1012
mass transfered= n*me = 1.88*1012*9.1*10-31 = 1.71*10-18 Kg
Hope it clears.
one year ago
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