An ammeter connected to an a.c circuit records 5.5. The peak current in the circuit...
PHYSICS
WAEC 2009
An ammeter connected to an a.c circuit records 5.5. The peak current in the circuit is
- A. 7.8A
- B. 7.1A
- C. 3.8A
- D. 3.5A
Correct Answer: A. 7.8A
Explanation
\(I_o = I_{rms} \times \sqrt{2} = 5.5 \times 1.41 = 7.8A\)
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