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Electric Circuits

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

 2R/3.
 R.
 R/2.
 3R/2.

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Electric Circuits
In the network shown, what is the current I in the direction shown?

 0 A.
 5 / 6 A.
 1 / 3 A.
 4 A.

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Electric Circuits
For same voltage, the ratio resistance of 100 W lamp to resistance of 25 W lamp is

 1.
 16.
 4.
 1/4.

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Electric Circuits
Millman theorem yields equivalent

 impedance.
 voltage source.
 both ‘c’ and ‘d’ .
 current source.

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Electric Circuits
The rms value of the voltage U(t)= 3 + 4cos(3t)

 {3 + 2(1.141)} V.
 7 V.
  4.123 V.
  5 V.

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Electric Circuits
Current efficiency in electroplating is usually

  90 to 98 %.
  70 to 80 %.
  50 to 60 %.
  99 %.

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MORE MCQ ON Electric Circuits

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