Electric Circuits When AC flows through a pure capacitance then the current lags the emf by 90o. is in phase with emf. leads the emf by - 90o. leads the emf by 90o. lags the emf by 90o. is in phase with emf. leads the emf by - 90o. leads the emf by 90o. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 10Ω resistor is stretched to increase its length double. Its resistance will now be 5 Ω. 10 Ω. 40 Ω. 20 Ω. 5 Ω. 10 Ω. 40 Ω. 20 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In RLC parallel circuit circuit current through inductor is more than current through capacitor. Then what is the power factor of the circuit? zero unity lagging leading zero unity lagging leading ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In a series resonant circuit impedance is none of these. maximum. minimum. zero. none of these. maximum. minimum. zero. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A capacitor that stores charge of 0.5 C at 10 V has a capacitance of _____________ farad. 10. 20. 5. 0.05. 10. 20. 5. 0.05. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The mass of a neutron of atom is 1.609 × 10 - 31 Kg. 1.672 × 10 - 26 Kg. 1.675 × 10 - 27 Kg. 1.602 × 10 - 19 Kg. 1.609 × 10 - 31 Kg. 1.672 × 10 - 26 Kg. 1.675 × 10 - 27 Kg. 1.602 × 10 - 19 Kg. ANSWER DOWNLOAD EXAMIANS APP