Electric Circuits VRN, VYN and VBN are three phase voltage of a balanced three phase system. If VRN = 200∠30o V and VBN = 200∠- 90o V, then phase sequence of the system is YRB. RBY. RYB. BRY. YRB. RBY. RYB. BRY. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following may be the value of resistivity of copper at absolute zero in ohm-metre? 6.24. 0.020. 3.12. 1.56. 6.24. 0.020. 3.12. 1.56. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In RL series circuit R=2Ω and L=10mH and applied voltage is 10V DC. Then find the current in the network? 5A 1A 10A 0A 5A 1A 10A 0A ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Condition of reciprocity in Y-parameter representation is Y11 = Y22. Y12 = Y22. Y11 = Y12. Y12 = Y21. Y11 = Y22. Y12 = Y22. Y11 = Y12. Y12 = Y21. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Active element of electrical circuit is voltage source. none of above. both of them. current source. voltage source. none of above. both of them. current source. 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? 33.33 % of the original load. 25 % of the original load. 66.66 % of the original load. 50 % of the original load. 33.33 % of the original load. 25 % of the original load. 66.66 % of the original load. 50 % of the original load. ANSWER DOWNLOAD EXAMIANS APP