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Electric Circuits

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

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

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

 1.875 W.
 15.247 W.
 4.547 W.
 9 W.

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Electric Circuits
What is mean by flow of electrons?

 Electric current.
 Insulator.
 Voltage.
 Semiconductor.

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Electric Circuits
Active materials of a lead acid cell are

 spongy lead.
 dilute H2SO4.
 lead peroxide.
 all of above.

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Electric Circuits
Aluminium is produced from bauxite by

  froth flotation.
  electrolytic process.
  rotating.
  oxidation.

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Electric Circuits
A 3 wire, 3 - φ supply feeds a load consisting of three equal resistors. By how much is the load reduced if one of the resistors be removed when the load is in star?

 25 % of the original load.
 33.33 % of the original load.
 66.66 % of the original load.
 50 % of the original load.

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MORE MCQ ON Electric Circuits

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