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. 0.57. 1.414. 1.11. 0.318. 0.57. 1.414. 1.11. 0.318. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which cell has the reversible chemical reaction? Mercury oxide. Carbon Zinc. Lead acid. Silver oxide. Mercury oxide. Carbon Zinc. Lead acid. Silver oxide. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits You have to replace 1500 Ω resistor in radio. You have no 1500 Ω resistor but have several 1000 Ω ones which you would connect two in parallel and one in series. three in series. two in parallel. three in parallel. two in parallel and one in series. three in series. two in parallel. three in parallel. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Three resistors of 4 ohm, 6 ohm and 8 ohm are in parallel. In which resistor, power dissipation will be maximum 4 Ohm. 8 Ohm. equal in all resistors. 6 Ohm. 4 Ohm. 8 Ohm. equal in all resistors. 6 Ohm. 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 1:1. 4:1. 1:2. 1:8. 1:1. 4:1. 1:2. 1:8. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following Y-parameters is dimensionless? Y22. Y12. none of these. Y11. Y22. Y12. none of these. Y11. ANSWER DOWNLOAD EXAMIANS APP
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