Electric Circuits The lead acid cell should not never be discharged beyond 2.1 V 1.9 V. 1.8 V. 2 V. 2.1 V 1.9 V. 1.8 V. 2 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is the relation between line voltage and phase voltage in case of delta connection? None of these. VL = 1/ √3 VP. VL = √3 VP. VL = VP. None of these. VL = 1/ √3 VP. VL = √3 VP. VL = VP. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits When resistance element of a heater fuses and then we reconnect it after removing a portion of it, the power of heater will decrease. remain constant. increase. none of these. decrease. remain constant. increase. none of these. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Number of branches of a graph should be --------- number of branches of a network less than equals to greater than equals to less than less than equals to greater than equals to less than ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A piece of copper and another piece of germanium are cooled from room temperature to 80K. The resistance of copper decreases and germanium increases. each of them increases. each of them decreases. copper increases and germanium decreases. copper decreases and germanium increases. each of them increases. each of them decreases. copper increases and germanium decreases. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Time constant of RC series circuit is RC 2L/R L/R 2RC RC 2L/R L/R 2RC ANSWER DOWNLOAD EXAMIANS APP