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 remain constant. increase. none of these. decrease. remain constant. increase. none of these. decrease. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits When the internal resistance of a cell is large compared to the external resistance in the circuit then high current can flow through the external resistance by grouping the cells mixed. as in series. in either series or parallel. in parallel. mixed. as in series. in either series or parallel. in parallel. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What will be the rms value of rectangular wave with amplitude 10 V? 11.2 V. 7.7 V. 5√2 V. 10 V. 11.2 V. 7.7 V. 5√2 V. 10 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The energy required to charge a 10 μF capacitor to 100 V is 0.01 J. 0.05 J. 5 × 10-9 J. 10 × 10-9 J. 0.01 J. 0.05 J. 5 × 10-9 J. 10 × 10-9 J. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If L and C both are doubled than damping in above circuit will be doubled as compared to previous one. halved as compared to previous one. remains same. None of these doubled as compared to previous one. halved as compared to previous one. remains same. None of these ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In a lead acid cell, hydrogen is liberated at both plates. none of the plates. negative plate. positive plate. both plates. none of the plates. negative plate. positive plate. ANSWER DOWNLOAD EXAMIANS APP