Electric Circuits A 50 μF capacitor is charged to retain 10 MJ of energy by a constant charging current of 1 A. Determine the voltages across the capacitor? 60 V. 20 V. 30 V. 50 V. 60 V. 20 V. 30 V. 50 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In RL series circuit R=2Ω and L=2mH. What is the value of time constant? 100sec 2msec 1msec 4msec 100sec 2msec 1msec 4msec ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits During electroplating the amounts of different substances liberated by same quantity of electricity are proportional to their chemical equivalents. atomic weights. valency. atomic numbers. chemical equivalents. atomic weights. valency. atomic numbers. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The mass of the atom is determined by neutron and proton. electron and proton. electrons. proton. neutron and proton. electron and proton. electrons. proton. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Condition for a balanced 3 - phase load is that, each phase has the same value of __________________. resistance. impedance. all of these. power factor. resistance. impedance. all of these. power factor. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 35 V source is connected to a series circuit of 600 Ω and R as shown. If a voltmeter of internal resistance 1.2 kΩ is connected across 600 Ω resistor, it reads 5 V. The value of R is 1.2 k Ω. 3.6 k Ω. 7.2 k Ω. 2.4 k Ω. 1.2 k Ω. 3.6 k Ω. 7.2 k Ω. 2.4 k Ω. ANSWER DOWNLOAD EXAMIANS APP
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