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Recent questions tagged capacitance

1 answer 11 views

What is capacitance?

asked Jul 4 by Shimroz123
1 answer 14 views

Energy stored in electrostatic field of capacitance formula

asked Jun 11 by Shimroz123
1 answer 10 views

Capacitance

asked Jun 11 by Shimroz123
1 answer 18 views

A diode in which the change in reverse bias voltage varies the capacitance is called as A) Varactor diode B) Switching diode C) Tunnel diode D) Zener-diode  

asked Jun 18, 2018 in Diode by Shimroz123
1 answer 22 views

Capacitance is the ability of a body to store an__________.  (A) electrical charge (B) electric current (C) voltage (D) All of the above

asked May 8, 2018 in Switchgear And Protection by Shimroz123
1 answer 18 views

For 11 kV line the capacitance per km per phase will be of the order of:  (A) 1 Farad (B) 0.1 Farad (C) 0.01 Farad (D) 0.01 microF

asked May 8, 2018 in Electric Power Transmission by Shimroz123
1 answer 15 views

What is the capacitance when a capacitor passes a current of 31.43 mA when supplied with 40 V AC with a frequency of 1000 Hz? A) 0.125 F B) 0.125 μF C) 1257.2 μF D) None of these

asked Apr 29, 2018 in Electrical Engineering by Shimroz123
1 answer 103 views

Which of the following can be used to measure the capacitance of a capacitor? A) Rheostat B) Schering bridge C) Wheatstone bridge D) None of these

asked Apr 29, 2018 in Electrical Measurements and Instrumentation by Shimroz123
0 answers 41 views

A suspension type insulator has 2 units with self capacitance C and ground capacitance of 0.2 C. Each unit can withstand for a maximum voltage of 11 kV. Its string efficiency is  (A) 78% (B) 82% (C) 80% (D) 84%

asked Apr 28, 2018 in Power system by Shimroz123
1 answer 18 views

The time constant of the capacitance circuit is defined as the time during which voltage?

asked Mar 25, 2018 in Electrical Engineering by Shimroz123
3 answers 75 views

What is the reciprocal of capacitance?

asked Jan 7, 2018 in Electrical Engineering by ProblemSolver
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