Electric Circuits A 60 Hz frequency voltage would cause a bulb to turn on and off 80 times per second. 120 times per second. 60 times per second. 70 times per second. 80 times per second. 120 times per second. 60 times per second. 70 times per second. 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 less than equals to less than equals to greater than less than equals to ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits For balanced star load, if unbalanced line current are IR, IY, IB equal to - j10, - j10 and - j20 respectively, the neutral current will be equal to (8.66 + j5) A. (-9.66 + j5) A. (8.66 - j5) A. (-8.66 - j5) A. (8.66 + j5) A. (-9.66 + j5) A. (8.66 - j5) A. (-8.66 - j5) A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is referred as the average value in AC opearation? Average of all values of the phase sequences. Average of all values of the (+)ve and (-)ve half. Average of all values of an alternating quantity. Average of all values of an alternating quantity over a complete cycle. Average of all values of the phase sequences. Average of all values of the (+)ve and (-)ve half. Average of all values of an alternating quantity. Average of all values of an alternating quantity over a complete cycle. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Inductor does not allow the sudden change of voltage power None of these current voltage power None of these current ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Cells are connected in parallel in order to increase life of the cells. voltage rating. efficiency. current capacity. life of the cells. voltage rating. efficiency. current capacity. ANSWER DOWNLOAD EXAMIANS APP