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Electric Circuits

Electric Circuits
Select the wave that has the least value of form factor.

 Sine wave.
 Square wave.
 Triangular wave.
 Rectangular wave.

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Electric Circuits
Which of the following can not be connected in series unless they are identical?

 Voltage source.
 Current source.
 Both of above.
 Resistance.

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Electric Circuits
To reduce hysteresis loss, we use

 laminated sheets.
 CRGO steel.
 copper bars.
 soft-iron.

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Electric Circuits
Three identical resistor are connected in star across a 3 phase 550 V supply dissipating a total power of 300 W the line current is ____________ A.

 0.5
 3.149
 2.56
 1

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Electric Circuits
The indication of the state of charge of a battery is best given by

 level of electrolyte.
 specific gravity of electrolyte.
 temperature of electrolyte.
 colour of electrolyte.

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Electric Circuits
Electrics supply for electroplating should be

 low frequency ac voltage.
 DC voltage.
 any of above.
 low AC voltage.

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MORE MCQ ON Electric Circuits

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