To find the r.m.s value of an alternating current mathematically we need to have ________________?
ASquare root of I2
BMean value of I2
CSquare of 1/2
DSquare root of mean value of I2
Correct answer
D. Square root of mean value of I2
Explanation
Square root of mean value of I2 is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.