Electric Circuits Condition for a balanced 3 - phase load is that, each phase has the same value of __________________. resistance. power factor. impedance. all of these. resistance. power factor. impedance. all of these. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The energy required to charge a 10 μF capacitor to 100 V is 0.01 J. 5 × 10-9 J. 10 × 10-9 J. 0.05 J. 0.01 J. 5 × 10-9 J. 10 × 10-9 J. 0.05 J. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If a resistor is connected across the voltage source and the frequency of voltage and current wave form is 50Hz, then what is frequency of instantaneous power 100 Hz. 0 Hz. 150 Hz. 50 Hz. 100 Hz. 0 Hz. 150 Hz. 50 Hz. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What are the points to be mentioned in specifying main switches? None of these. Current rating. Both A and B. Voltage grade. None of these. Current rating. Both A and B. Voltage grade. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following may be the value of resistivity of copper at absolute zero in ohm-metre? 3.12. 0.020. 1.56. 6.24. 3.12. 0.020. 1.56. 6.24. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits During charging, the electrolyte of a lead acid battery becomes there is no change in electrolyte. weaker. diluted with water. stronger. there is no change in electrolyte. weaker. diluted with water. stronger. ANSWER DOWNLOAD EXAMIANS APP
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