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Electrostatic and Capacitance

Electrostatic and Capacitance
Air capacitors are generally available in the range

100 to 500 pF
10 to 400 pF
1 to 20 pF
200 to 300 pF

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Electrostatic and Capacitance
The force between two charges is 120 N. If the distance between the charges is doubled, the force will be

40 N
30 N
120 N
60 N

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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
2 V
0 V
3 V

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Electrostatic and Capacitance
A capacitance of 100 fiF is connected in series with a resistance of 8000 £2. The time constant of the circuit is

0.4 s
0.6 s
1.2 s
0.8 s

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Electrostatic and Capacitance
capacitors are used in transistor circuits.

Paper
Ceramic
Electrolytic
Air

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Electrostatic and Capacitance
A condenser suitable for D.C. only is

Poled aluminium electrolytic condenser
Metallic plate variable gang condenser
Oil impregnated paper condenser
Metallic paper capacitor

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MORE MCQ ON Electrostatic and Capacitance

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