Electric Circuits The current in a chemical cell is a movement of positive and negative ions. positive ions only. positive hole charges. negative ions only. positive and negative ions. positive ions only. positive hole charges. negative ions only. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Two point charges of 4μC are placed at a distance of 3 cm apart from each other in free space. Force acting on two charges will be 400 N 100 N 160 N 0.02 N 400 N 100 N 160 N 0.02 N ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Purpose of using capacitor is / are effect DC filter in electronic circuit. all of these. to do phase split in AC 1 phase motor. increase p.f of inductive load circuit. effect DC filter in electronic circuit. all of these. to do phase split in AC 1 phase motor. increase p.f of inductive load circuit. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is called the instantaneous value of an alternating current? The value of peak quantity at any instant. The value of peak current at any instant. The value of alternating frequency at any instant. The value of alternating quantity at any instant. The value of peak quantity at any instant. The value of peak current at any instant. The value of alternating frequency at any instant. The value of alternating quantity at any instant. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If the sheet of a backelite is inserted between the plates of an air capacitor, the capacitance will increase. decrease. remains unchanged. becomes zero. increase. decrease. remains unchanged. becomes zero. ANSWER DOWNLOAD EXAMIANS APP
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 22.4A. 14.14A. 30A. 17.3A . 22.4A. 14.14A. 30A. 17.3A . ANSWER DOWNLOAD EXAMIANS APP
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