Electrostatic and Capacitance A capacitor having capacitance of 5 uF is charged to a potential difference of 10,000 V. The energy stored in the capacitor is 250 joules 200 joules 150 joules 50 joules 250 joules 200 joules 150 joules 50 joules ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance Two plates of a parallel plate capacitor after being charged from a constant voltage source are separated apart by means of insulated handles, then the Voltage across the plates decreases Voltage across the plates increases Charge on the capacitor increases Charge on the capacitor decreases Voltage across the plates decreases Voltage across the plates increases Charge on the capacitor increases Charge on the capacitor decreases ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance A paper capacitor is usually available in the form of Tubes Disc None of the listed here Rolled Foil Tubes Disc None of the listed here Rolled Foil ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance Which medium has the least dielectric strength ? Air Glass Water Paraffin wax Air Glass Water Paraffin wax ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance An uncharged capacitor and a 1 kΩ resistor are connected in series with a switch and a 6 V battery. At the instant the switch is closed, the voltage across the capacitor is 6 V 3 V 0 V 2 V 6 V 3 V 0 V 2 V ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance The dielectric constant is the ability of a material to establish an electric field. 1 1 ANSWER DOWNLOAD EXAMIANS APP