AC Fundamentals, Circuit and Circuit Theory The power consumed in a circuit element will be least when the phase difference between the current and voltage is 180° 60° 30° 90° 180° 60° 30° 90° ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory In a pure inductive circuit if the supply frequency is reduced to 1/2, the current will Be reduced by half Be doubled Be reduced to one fourth Be four times as high Be reduced by half Be doubled Be reduced to one fourth Be four times as high ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The ratio of active power to apparent power is known as factor. Load Form Demand Power Load Form Demand Power ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Form factor for a sine wave is 0.637 0.707 1.414 1.11 0.637 0.707 1.414 1.11 ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Which of the following refers to a parallel circuit? The current through each element is same The current through any one element is less than the source current The equivalent resistance is greater than any one of the resistors The voltage across element is in proportion to it's resistance value The current through each element is same The current through any one element is less than the source current The equivalent resistance is greater than any one of the resistors The voltage across element is in proportion to it's resistance value 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 Skin effect Increase in temperature Capacitive effect between adjacent coil turns Iron loss in core Skin effect Increase in temperature Capacitive effect between adjacent coil turns Iron loss in core ANSWER DOWNLOAD EXAMIANS APP
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