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Electric Circuits

Electric Circuits
A voltage of v = 100 sin (wt + π/3) is applied to pure resistor of 30 Ohm. What is the RMS value of current is

 5.77.
 4.71.
 2.36.
 1.92.

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Electric Circuits
The electron is lighter than a proton by a factor of about

 184.
 1840.
 18400.
 18.4.

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Electric Circuits
The equation for 25 cycles current sine wave having rms value of 30 amps, will be

 30sin25πt.
 42.4sin50πt.
 30sin50πt.
 42.4sin25πt.

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Electric Circuits
Active element of electrical circuit is

 both of them.
 none of above.
 voltage source.
 current source.

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Electric Circuits
From the circuit diagram shown in question 1 find the maximum power transferred to the load.

 4.547 W.
 15.247 W.
 9 W.
 1.875 W.

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Electric Circuits
One ampere hour charge is equivalent to

 3600 coulombs.
 360 coulombs.
 36000 coulombs.
 36 coulombs.

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MORE MCQ ON Electric Circuits

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