Current = charge per unit time, hence, charge flowing through any given cross-section of the resistor in 4 minutes is 5 A (Coulomb/sec) * 240 (time in sec) = 1200 Coulombs. E) is the right answer.
Nadeen N.
asked 01/09/17A current of 5 A exists in a 10 aum resistor for 4 minutes . How many coulombs pass through any cross section of the resistor in this time
A)200
B)12.5
C)1.6×10^-6
D)7.5×10^21
E)1.2×10^3
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