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 17.3A . 14.14A. 30A. 22.4A. 17.3A . 14.14A. 30A. 22.4A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The greater the internal resistance of a cell the lesser the emf. the greater the emf. the greater the terminal voltage. the lesser the terminal voltage. the lesser the emf. the greater the emf. the greater the terminal voltage. the lesser the terminal voltage. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits When 125 V is applied across a 250 V, 100 W filament incandescent bulbs, the power consumption is 25 W. 12.5 W. 100 W. 50 W. 25 W. 12.5 W. 100 W. 50 W. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The inductive reactance of an electric circuit is 200 Ohms. The frequency of supply becomes doubled. What is the new capacitive reactance? 400 Ohms. 200 Ohms. 100 Ohms. 50 Ohms. 400 Ohms. 200 Ohms. 100 Ohms. 50 Ohms. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is the value of charge of an electron? 1.6022 × 10-7 Coulomb 1.6022 × 10-8 Coulomb 1.6022 × 10-19 Coulomb 1.6022 × 10-27 Coulomb 1.6022 × 10-7 Coulomb 1.6022 × 10-8 Coulomb 1.6022 × 10-19 Coulomb 1.6022 × 10-27 Coulomb ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The active and reactive power in an AC circuit are 10W and 20VAR respectively. What is the power factor? 0.577. 0.5. 0.866. 1. 0.577. 0.5. 0.866. 1. ANSWER DOWNLOAD EXAMIANS APP
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