Electric Circuits Four resistances 80 Ohm, 50 Ohm, 25 Ohm and R are connected in parallel. Current through 25 Ohm resistance is 4A. Total current of supply is 10A. The value of R will be 76.66. 66.66. 36.36. 40.25. 76.66. 66.66. 36.36. 40.25. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Time constant of RL series circuit is RC L/R 2L/R 2RC RC L/R 2L/R 2RC ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits During electroplating the amounts of different substances liberated by same quantity of electricity are proportional to their atomic numbers. valency. chemical equivalents. atomic weights. atomic numbers. valency. chemical equivalents. atomic weights. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits 2) Two sinusoidal emfs are given as e1 = Asin(wt+45) and e2 = Bsin(wt-30). The phase difference between the two quantities in degrees is 15. 75. 105. 60. 15. 75. 105. 60. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Cells are connected in parallel in order to increase efficiency. voltage rating. current capacity. life of the cells. efficiency. voltage rating. current capacity. life of the cells. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In the figure, the potential difference between points P and Q is 12 V. 10 V. - 6 V. 6 V. 12 V. 10 V. - 6 V. 6 V. ANSWER DOWNLOAD EXAMIANS APP