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Electric Circuits

Electric Circuits
Which of following capacitor will have least value of breakdown voltage?

 Ceramic.
 Paper.
 Electrolytic.
 Mica.

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Electric Circuits
How many coulombs of charge flow through a circuit carrying a current of 10 A in 1 minute?

 60
 1200
 600
 10

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Electric Circuits
A load is connected to an active network. At the terminals to which the load is connected, RTH = 10 Ohm, VTH = 60V. Then maximum power supplied to the load is

 60W.
 360W.
 180W.
 90W.

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Electric Circuits
A 35 V source is connected to a series circuit of 600 Ω and R as shown. If a voltmeter of internal resistance 1.2 kΩ is connected across 600 Ω resistor, it reads 5 V. The value of R is

 2.4 k Ω.
 3.6 k Ω.
 1.2 k Ω.
 7.2 k Ω.

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Electric Circuits
A positive and a negative charged conductor are initially 50 mm apart. When they are moved close together so that they are now only 10 mm apart, the force between them will be

 5 times smaller than before.
 5 times greater than before.
 25 times larger than before.
 10 times greater than before.

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Electric Circuits
What is the value of charge of an electron?

 1.6022 × 10-7 Coulomb
 1.6022 × 10-19 Coulomb
 1.6022 × 10-8 Coulomb
 1.6022 × 10-27 Coulomb

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