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Electric Circuits

Electric Circuits
The maximum current rating for a 10 k Ω, 0.5 W resistor is

 14.14 mA.
 7.07 mA.
 28.28 mA.
 0.707 mA.

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Electric Circuits
Number of branches of a graph should be --------- number of branches of a network

 greater than
 equals to
 less than equals to
 less than

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Electric Circuits
A 60 Hz frequency voltage would cause a bulb to turn on and off

 80 times per second.
 70 times per second.
 120 times per second.
 60 times per second.

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Electric Circuits
Inductor does not allow the sudden change of

 power
None of these
 voltage
 current

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Electric Circuits
Given network is having N nodes and b branches, then number of individual loops are

 b - N + 1.
 N.
 b - N - 1.
 N - 1.

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Electric Circuits
The capacitive reactance of an electric circuit is 50 Ohms. The frequency of supply becomes doubled. What is the new capacitive reactance?

 100 Ohms.
 50 Ohms.
 200 Ohms.
 25 Ohms.

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