Electrostatic and Capacitance A 2 µF, a 4 µF, and a 10 µF capacitor are connected in series. The total capacitance is less than 10 µF 1.5 µF 2 µF 4 µF 10 µF 1.5 µF 2 µF 4 µF ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance A 12 kHz voltage is applied to a 0.33 µF capacitor, and 200 mA of rms current is measured. What is the value of the voltage? 80 V 8 V 0.88 V 800 V 80 V 8 V 0.88 V 800 V ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance The dielectric constant (relative permittivity) of glass is given by 5 to 100 2.0 to 4.0 0.5 to 1.0 0.1 to 0.4 5 to 100 2.0 to 4.0 0.5 to 1.0 0.1 to 0.4 ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance A dielectric material must be Good conductor Semi conductor Insulator Resistor Good conductor Semi conductor Insulator Resistor ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance Which of the following materials has the highest value of dielectric constant? Paper Ceramic Glass Mica Paper Ceramic Glass Mica ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance A 220 Ω resistor is in series with a 2.2 µF capacitor. The time constant is 2.42 µs 24 µs 480 µs 48 µs 2.42 µs 24 µs 480 µs 48 µs ANSWER DOWNLOAD EXAMIANS APP