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Electric Circuits

Electric Circuits
In parallel RC circuit total current is 5A and current through resistor is 3A. What is the current through capacitor?

 2A
 3A
 4A
 5A

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Electric Circuits
For symmetrical wave form average value of one full cycle is

 0
 1
 1.11
 2.22

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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

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

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Electric Circuits
Basic cut set matrix consists of

 one branch.
 2 branch.
 no branches.
 any number of branches.

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Electric Circuits
Efficiency of electrical machines should be calculated by measuring

 losses and output.
 output and input.
 losses and input.
 losses.

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Electric Circuits
Three resistors each R Ohm is connected to form a triangle. The equivalent resistance across any terminals is

 3R/2.
 R/2.
 R.
 2R/3.

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