AC Fundamentals, Circuit and Circuit Theory In a pure capacitive circuit if the supply frequency is reduced to 1/2, the current will Be doubled Be four times at high Be reduced to one fourth Be reduced by half Be doubled Be four times at high Be reduced to one fourth Be reduced by half ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The effective resistance of an iron-cored choke working on ordinary supply frequency is more than its true resistance because of Iron loss in core Capacitive effect between adjacent coil turns Increase in temperature Skin effect Iron loss in core Capacitive effect between adjacent coil turns Increase in temperature Skin effect ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory For a sine wave with peak value Emax ___________ the average value is 0.434 Emax 0.707 Emax 0.636 Emax None of the listed here 0.434 Emax 0.707 Emax 0.636 Emax None of the listed here ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory A pure capacitor connected across an A.C. voltage consumed 50 W. This is due to The capacitive reactance in ohms The statement is incorrect The size of the capacitor being quite big The current flowing in capacitor The capacitive reactance in ohms The statement is incorrect The size of the capacitor being quite big The current flowing in capacitor ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory A sine wave has a frequency of 50 Hz. Its angular frequency is __________ radian/second. 50 jt 100 n 25 JT 5 n 50 jt 100 n 25 JT 5 n ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory For a frequency of 200 Hz, the time period will be 0.5 s 0.0005 s 0.05 s 0.005 s 0.5 s 0.0005 s 0.05 s 0.005 s ANSWER DOWNLOAD EXAMIANS APP