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Electric Circuits

Electric Circuits
Air gap flux density is of the order of

  0.35 - 0.5 T.
  0.65 - 0.9 T.
 0.75 - 0.8 T.
 0.85 - 0.9 T.

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Electric Circuits
The mass of the atom is determined by

 electrons.
 electron and proton.
 proton.
 neutron and proton.

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Electric Circuits
Which of following capacitor will have least value of breakdown voltage?

 Mica.
 Paper.
 Electrolytic.
 Ceramic.

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Electric Circuits
How many coulombs of charge flow through a circuit carrying a current of 10 A in 1 minute?

 10
 1200
 60
 600

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Electric Circuits
Third pin of a 3 pin plug is thicker and longer

 all pins are of same size.
 for designing purpose.
 for protection purpose.
 none of these.

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Electric Circuits
Three resistances have the following ratings 150 Ω at 5 %, 100 Ω at 5 % and 200 Ω at 5 % respectively. The percentage error when all the three are connected in series will be

 + 8 %.
 + 7 %.
  + 6 %.
  + 5 %.

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