An alternating current of the r.m.s value of 4.0 A and frequency 50Hz flows in a circuit containing a 10Ω resistor. The peak current is then ?
A20.66A
B6.66A
C5.66A
D20A
Correct answer
C. 5.66A
Explanation
5.66A is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.