current of 3 A passes through an electric circuit for 5 minutes and does a work of 900J. What is the emf of the source? a) 3V b) 1V c) 5V d) 10V
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current of 3 A passes through an electric circuit for 5 minutes and does a work of 900J. What is the emf of the source?
a) 3V
b) 1V
c) 5V
d) 10V
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