A current of 300mA flows through a circuit for 2 mins. Find the amount of charge that flows through a circuit.
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Answer:
charge = current × time
10c = I × 30
I = 1/3 Ampere
300 × 10^-6 × 120 = 3.6 × 10^-3 C
it is ans. of your two questions.
1 mA= 10^-6
1min = 60 sec.
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