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Free download in PDF Capacitance Objective Type Questions and Answers for competitive exams. These short objective type questions with answers are very important for Board exams as well as competitive exams. These short solved questions or quizzes are provided by Gkseries.
(21)
The capacitance C is charged through a resistor R. The time constant of the charging circuit is given by
[A]
RC
[B]
R/C
[C]
C/R
[D]
1/RC
(22)
The capacitance of 1 μF equals
[A]
10-4 F
[B]
10-6 F
[C]
10 -12 F
[D]
10-8 F
(23)
The capacitance is a circuit component that oppose the change in circuit
[A]
Voltage
[B]
Current
[C]
Impedance
[D]
None of the above
(24)
The ohmmeter reading for a short circuited capacitor is
[A]
Zero
[B]
Few megaohms
[C]
Few kilo ohms
[D]
Infinity
(25)
The units of capacitance are
[A]
Coulombs/volt
[B]
Henry/wb
[C]
Volts/coulomb
[D]
Ohms
(26)
The capacitance of a capacitor is not affected by
[A]
Thickness of plates
[B]
Distance between plates
[C]
Area of plates
[D]
All of the above
Answer: Thickness of plates
(27)
Capacitance increases with
[A]
Increase in plate area and decrease in distance between the plates
[B]
Increase in the plate area and distance between the plates
[C]
Decrease in the plate area and value of applied voltage
[D]
Reduction in plate area and distance between the plates
Answer: Increase in plate area and decrease in distance between the plates
(28)
The inverse of capacitance is called
[A]
Elastance
[B]
Reluctance
[C]
Susceptance
[D]
Conductance
(29)
The capacitance of a capacitor is influenced by
[A]
Nature of dielectric
[B]
Plate separation
[C]
Plat area
[D]
All of the above
(30)
Three capacitors each of the capacity C are given. The resultant capacity 2/3 C can be obtained by using them
[A]
Two in parallel and third in the series with this combination
[B]
All in parallel
[C]
All in series
[D]
Two in series and third in parallel across this combination
Answer: Two in parallel and third in the series with this combination
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