The ability of charged bodies to exert force on 6ne another is attributed to the existence of
A. electrons
B. protons
C. neutrons
D. electric field
Answer: Option D
A. electrons
B. protons
C. neutrons
D. electric field
Answer: Option D
For making a capacitor, it is better to select a dielectric having
A. low permittivity
B. high permittivity
C. permittivity same as that of air
D. permittivity slightly more than that of air
The power dissipated in a pure capacitor is
A. zero
B. proportional to applied voltage
C. proportional to value of capacitance
D. both (B) and (C) above
A. remain uncharged
B. decrease
C. increase
D. become zero
Which of the following capacitors will have the least value of breakdown voltage ?
A. Mica
B. Paper
C. Ceramic
D. Electrolytic
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