AC Fundamentals, Circuit and Circuit Theory The apparent power drawn by an A.C. circuit is 10 kVA and active power is 8 kW. The reactive power in the circuit is 10 kVAR 12 kVAR 16 kVAR 8 kVAR 10 kVAR 12 kVAR 16 kVAR 8 kVAR ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Power factor of an electrical circuit is equal to Cosine of phase angle difference between current and voltage Ratio of useful current to total current Iw/I R/Z all of these Cosine of phase angle difference between current and voltage Ratio of useful current to total current Iw/I R/Z all of these ANSWER DOWNLOAD EXAMIANS APP
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 90° 30° 60° 180° 90° 30° 60° 180° ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory For a sine wave with peak value Imax the r.m.s. value is 0.9 0.707 1.414 Imax 0.5 Imax 0.9 0.707 1.414 Imax 0.5 Imax ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Which of the following refers to a parallel circuit? The equivalent resistance is greater than any one of the resistors The current through each element is same The current through any one element is less than the source current The voltage across element is in proportion to it's resistance value The equivalent resistance is greater than any one of the resistors The current through each element is same The current through any one element is less than the source current The voltage across element is in proportion to it's resistance value 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 four times as high Be reduced by half Be reduced to one fourth Be doubled Be four times as high Be reduced by half Be reduced to one fourth Be doubled ANSWER DOWNLOAD EXAMIANS APP
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