Electric Circuits A current is said to be alternating when it changes in both ‘a’ and ‘b’. none of these. direction. magnitude. both ‘a’ and ‘b’. none of these. direction. magnitude. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits To apply reciprocity theorem response to excitation ratio is Either Ohm or Mho. Mho. Ohm. No units. Either Ohm or Mho. Mho. Ohm. No units. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The power dissipated in a pure capacitor is proportional to the value of capacitance. proportional to applied voltage. both (B) and (C) above. zero. proportional to the value of capacitance. proportional to applied voltage. both (B) and (C) above. zero. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Unit of apparent power is Watts. VAR. VA. KWhr. Watts. VAR. VA. KWhr. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 3 wire, 3 - φ supply feeds a load consisting of three equal resistors. By how much is the load reduced if one of the resistors be removed when the load is in star? 25 % of the original load. 33.33 % of the original load. 50 % of the original load. 66.66 % of the original load. 25 % of the original load. 33.33 % of the original load. 50 % of the original load. 66.66 % of the original load. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Phase voltages of a star connected alternator are ER = 240∠0o V, EY = 240∠-120o V and EB = 240∠ + 120o V. What is the phase sequence of the system? RYB. YBR. BYR. RBY. RYB. YBR. BYR. RBY. ANSWER DOWNLOAD EXAMIANS APP
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