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 1:1. 1:2. 4:1. 1:8. 1:1. 1:2. 4:1. 1:8. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In steady state condition capacitor acts as a voltage source short circuit open circuit current source voltage source short circuit open circuit current source ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 60 Hz frequency voltage would cause a bulb to turn on and off 60 times per second. 80 times per second. 70 times per second. 120 times per second. 60 times per second. 80 times per second. 70 times per second. 120 times per second. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 3 wire, 3 - φ supply feeds a load consisting of three equal resistors. By how much is the load reduced if one of the resistors be removed when the load is in star? 66.66 % of the original load. 33.33 % of the original load. 25 % of the original load. 50 % of the original load. 66.66 % of the original load. 33.33 % of the original load. 25 % of the original load. 50 % of the original load. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Millman theorem yields equivalent current source. impedance. voltage source. both ‘c’ and ‘d’ . current source. impedance. voltage source. both ‘c’ and ‘d’ . 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 in parallel. in either series or parallel. as in series. mixed. in parallel. in either series or parallel. as in series. mixed. ANSWER DOWNLOAD EXAMIANS APP
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