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A current of 0.5 A passes for 2 minutes through a circuit. The charge transferred is
A120 C
B30 C
C60 C
D1 C
Answer & Solution
Correct answer: C. 60 C
1. Use Q = I * t with t in seconds.
2. t = 2 minutes = 120 s and I = 0.5 A.
3. Q = 0.5 * 120 = 60 C.
4. So the charge transferred is 60 C.
_Source: Selina Concise Physics Class 9, Ch 9 Current Electricity (Mistral OCR'd PDF), section on definition of current_
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