The instantaneous voltage at 120° on a 5 V peak sine wave equals about –4.33 V.-A-TrueB-False-B-False

Question

The instantaneous voltage at 120&#176; on a 5 V peak sine wave equals about –4.33 V.-A-TrueB-False-B-False

APTITUDE CRACK · Accepted Answer

B False  Sin of 120 degree is +0.866. e = Vpsinwt. 5v*0.866 = +4.33v.

Alternating Current and Voltage - Technical MCQs