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Electrostatics - Interview Questions and Answers

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56. Which of the following capacitors has relatively shorter shelf life ?
A. Mica capacitor
B. Electrolytic capacitor
C. Ceramic capacitor
D. Paper capacitor
Explanation:
57. A paper capacitor is usually available in the form of
A. tubes
B. rolled foil
C. disc
D. meshed plates
Explanation:
58. In a capacitor the electric charge is stored in
A. metal plates
B. dielectric
C. both (a) and (b)
D. none of the above
Explanation:
59. Air capacitors are generally available in the range
A. 10 to 400 pF
B. 1 to 20 pF
C. 100 to 900 pF
D. 20 to 100 pF
Explanation:
60. Which of the following statements is incorrect ?
A. The leakage resistance of ceramic capacitors is generally high
B. The stored energy in a capacitor decreases with reduction in value of capacitance
C. The stored energy in a capacitor increases with applied voltage
D. A wire cable has distributed capacitance between the conductors
Explanation:
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