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 4:1. 1:8. 1:2. 1:1. 4:1. 1:8. 1:2. 1:1. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 10 Ohm resistor has power rating of 1W. Find the maximum current rating. 0.01 A. 0.316 A. 1 A. 0.1 A. 0.01 A. 0.316 A. 1 A. 0.1 A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits For the network shown below when I = 0, V = 20 V and when R = 0, I = 10 A. If now R = 3 Ω what is the value of the current I? 10 A. 4 A. 6 A. 5 A. 10 A. 4 A. 6 A. 5 A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In RLC series circuit R = 2Ω, L = 2mH and C = 1μF. Find the time constant of the circuit? 1 μsec 2 μsec 4 msec 2 msec 1 μsec 2 μsec 4 msec 2 msec ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Efficiency of electrical machines should be calculated by measuring losses and output. losses. output and input. losses and input. losses and output. losses. output and input. losses and input. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In the circuit shown below, what is the voltage across 5 Ω resistor? -27.4 V. None of them -28.4 V. 34.4 V. -27.4 V. None of them -28.4 V. 34.4 V. ANSWER DOWNLOAD EXAMIANS APP
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