Electric Circuits The rms value of the resultant current in a wire which carries a DC current of 10A and a sinusoidal current of peak value 20A is 30A. 14.14A. 17.3A . 22.4A. 30A. 14.14A. 17.3A . 22.4A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The lead acid cell should not never be discharged beyond 1.8 V. 2 V. 2.1 V 1.9 V. 1.8 V. 2 V. 2.1 V 1.9 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits An AC voltage of 200 V at 50 Hz is applied to a coil which draws 5 A and dissipates 1000 W. The resistance and impedance of the coil respectively are 40 Ω and 200 Ω. 50 Ω and 200 Ω. 40 Ω and 40 Ω. 25 Ω and 5 Ω. 40 Ω and 200 Ω. 50 Ω and 200 Ω. 40 Ω and 40 Ω. 25 Ω and 5 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Energy efficiency during electroplating is usually in the range 85 to 90%. 90 to 99%. 80 to 85%. 50 to 80%. 85 to 90%. 90 to 99%. 80 to 85%. 50 to 80%. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A current is said to be alternating when it changes in direction. magnitude. both ‘a’ and ‘b’. none of these. direction. magnitude. both ‘a’ and ‘b’. none of these. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits There are two capacitors C1 and C2 in parallel , what will be their equivalent capacitance? C1 + C2. (C1C2) / C1 + C2. C1C2. (C1 + C2) / C1C2. C1 + C2. (C1C2) / C1 + C2. C1C2. (C1 + C2) / C1C2. ANSWER DOWNLOAD EXAMIANS APP
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