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Electric Circuits

Electric Circuits
The rms value of sinusoidal voltage wave V = 200sinω0t

 200 V.
 100√2 V.
 100 V.
 200√2 V.

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Electric Circuits
To apply reciprocity theorem response to excitation ratio is

 No units.
 Either Ohm or Mho.
 Mho.
 Ohm.

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Electric Circuits
At which of the following frequency voltage across capacitor has maximum value for series circuit ?

 Equal to resonance frequency
 Zero frequency
 Less than resonance frequency
 Greater than resonance frequency

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Electric Circuits
The breakdown voltage for paper capacitor is usually

 more than 10000 volts.
 20 to 60 volts.
 2000 to 3000 volts.
 200 to 1600 volts.

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Electric Circuits
In RL series circuit R=2Ω and L=2mH. What is the value of time constant?

 100sec
 1msec
 4msec
 2msec

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Electric Circuits
Which of the following carbon coded resistor has value of 10k ohm with 20% tolerance?

 Red, red, green and silver stripes.
 Orange, orange, black and gold stripes.
 Yellow, violet, yellow and silver stripes.
 Brown, black, orange and no tolerance band.

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MORE MCQ ON Electric Circuits

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