Electrostatic and Capacitance Which of the following materials has the highest value of dielectric constant? Paper Mica Ceramic Glass Paper Mica Ceramic Glass ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance A 10 µF, 20 µF, 22 µF, and 100 µF capacitor are in parallel. The total capacitance is 2.43 µF 152 µF 100 µF 4.86 µF 2.43 µF 152 µF 100 µF 4.86 µF ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance When 4 volts e.m.f. is applied across a 1 farad capacitor, it will store energy of 2 joules 8 joules 6 joules 4 joules 2 joules 8 joules 6 joules 4 joules ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance Paper condenser is Electrolytic condenser None of the listed here Always polarised Usually of fixed value Electrolytic condenser None of the listed here Always polarised Usually of fixed value ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance For which of the following parameter variation, the capacitance of the capacitor remains unaffected ? Distance between plates Thickness of the plates Nature of dielectric Area of the plates Distance between plates Thickness of the plates Nature of dielectric Area of the plates ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance A 4.7 MΩ resistor is in series with a 0.015 µF capacitor. The combination is across a 12 V source. How long does it take the capacitor to fully charge? 70.5 ms 35 ms 3.5 ms 352 ms 70.5 ms 35 ms 3.5 ms 352 ms ANSWER DOWNLOAD EXAMIANS APP
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