Electric Circuits In a capacitor, the electrical energy is stored in electric field. none of above. both ‘electric field’ and magnetic field’. magnetic field. electric field. none of above. both ‘electric field’ and magnetic field’. magnetic field. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A parallel plate capacitor with air as dielectric, force between plate is F. If capacitor is now immersed water of dielectric εr, force between plate will be – F. εr/F. 0. F εr. F. εr/F. 0. F εr. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If Vout = 1 V for 1 kHz input then what would be Vout for 10 kHz for same input ? 0.1 V . 0.01 V. None of these. 1 V. 0.1 V . 0.01 V. None of these. 1 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 230V, 50Hz voltage is applied to a coil having L = 5H and R = 2 Ohm in series with capacitance C. When the voltage across the coil is 400V, find the value of C? 8.51 µF. 1.8 µF. 10.54 µF. 4.78 µF. 8.51 µF. 1.8 µF. 10.54 µF. 4.78 µF. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 60 Hz frequency voltage would cause a bulb to turn on and off 70 times per second. 120 times per second. 80 times per second. 60 times per second. 70 times per second. 120 times per second. 80 times per second. 60 times per second. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In steady state condition capacitor acts as a voltage source open circuit short circuit current source voltage source open circuit short circuit current source ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS