Electric Circuits A 60 Hz frequency voltage would cause a bulb to turn on and off 70 times per second. 60 times per second. 80 times per second. 120 times per second. 70 times per second. 60 times per second. 80 times per second. 120 times per second. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If emf in a given circuit is given by e = 100 sinω0t, then maximum value of voltage and frequency will be 50√2 V, 100 Hz. 100 V, 50 Hz. 100√2 V, 100 Hz. 100 V, 100 Hz. 50√2 V, 100 Hz. 100 V, 50 Hz. 100√2 V, 100 Hz. 100 V, 100 Hz. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Three resistances have the following ratings 150 Ω at 5 %, 100 Ω at 5 % and 200 Ω at 5 % respectively. The percentage error when all the three are connected in series will be + 6 %. + 5 %. + 7 %. + 8 %. + 6 %. + 5 %. + 7 %. + 8 %. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Three identical inductors are connected in delta with a 220 V, 50 Hz, 3 - φ, supply. If the phase current is 24 A, then what is the value of each of the inductance? 0.058 H. 0.049 H. 0.029. None of these. 0.058 H. 0.049 H. 0.029. None of these. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits By which of the following elements transients will not occur? R C All of these L R C All of these L ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Fillers in a lead acid battery are provided to prevent flow of gases. all of above. to recover acid loss through vapours. to facilitate flow of gases. to prevent flow of gases. all of above. to recover acid loss through vapours. to facilitate flow of gases. ANSWER DOWNLOAD EXAMIANS APP
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