Electric Circuits Condition for a balanced 3 - phase load is that, each phase has the same value of __________________. resistance. all of these. power factor. impedance. resistance. all of these. power factor. impedance. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A particular current is made up of two component : a 10 A and a sine wave of peak value 14.14 A. The average value of current is zero. 10 A. 14.14 A. 24.14 A. zero. 10 A. 14.14 A. 24.14 A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Two wires of A and B of the same material and length ‘l’ and ‘2l’ have radius ‘r’ and ‘2r’ respectively. The ratio of their specific resistance will be 1:2. 4:1. 1:8. 1:1. 1:2. 4:1. 1:8. 1:1. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits An alternating voltage = 140 sinθ is supplied to a device which offers a resistance of 20 Ω in forward direction of current in reverse direction. Calculate the form factor. 1.414. 0.57. 0.318. 1.11. 1.414. 0.57. 0.318. 1.11. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If all the elements in a particular network are linear, then the superposition theorem would hold, when the excitation is Either AC or DC An Impulse AC only DC only Either AC or DC An Impulse AC only DC only ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The arrangement of 12 cells each of internal resistance 1.5 Ohm to give maximum current in external load resistance of 2 Ohm will be all 12 in series. all 12 in parallel. in 3 parallel rows each row having 4 cells in series. in 4 parallel rows each row having 3 cells in series. all 12 in series. all 12 in parallel. in 3 parallel rows each row having 4 cells in series. in 4 parallel rows each row having 3 cells in series. ANSWER DOWNLOAD EXAMIANS APP