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. F εr. εr/F. 0. F. F εr. εr/F. 0. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The internal resistance of a dry cell is of the order of 0.2 to 0.4 Ohm. 2 to 5 Ohm. 1 to 15 Ohm. 1 to 1.5 Ohm. 0.2 to 0.4 Ohm. 2 to 5 Ohm. 1 to 15 Ohm. 1 to 1.5 Ohm. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 50 μF capacitor is charged to retain 10 MJ of energy by a constant charging current of 1 A. Determine the voltages across the capacitor? 50 V. 20 V. 60 V. 30 V. 50 V. 20 V. 60 V. 30 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If a capacitors of capacitance 100 μF is connected across a voltage source of 10 V, then what will be the energy stored in that capacitor? 5 × 10 - 2 Joule. 10 × 10 6 Joule. 5 × 10 - 3 Joule. 10 × 10 - 3 Joule. 5 × 10 - 2 Joule. 10 × 10 6 Joule. 5 × 10 - 3 Joule. 10 × 10 - 3 Joule. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which property is used to oppose the flow of current ? Capacitance Poteintial difference Inductance Resistance Capacitance Poteintial difference Inductance Resistance ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A network contains linear resistors and ideal voltage sources. If values of all the resistors are doubled, then voltage across each resistor is halved. increase by two times. doubled. remain same. halved. increase by two times. doubled. remain same. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS