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Electric Circuits

Electric Circuits
Which of the following is the correct relation?

 AB-CD = 1 .
 all of these.
 AC-BD = 1.
 AD-BC = 1.

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Electric Circuits
The mass of the atom is determined by

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

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Electric Circuits
What is the mass number of an element that has 19 protons, 19 electrons, and 20 neutrons?

 19.
 38.
 20.
 39.

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Electric Circuits
A series circuit consists of R = 20 Ω, L = 20 mH, and AC supply 60 V with f = 100 Hz. The voltage drop across L is

 50.5 V.
  39.1 V.
 45.5 V.
  31.9 V.

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Electric Circuits
R1 = 36 Ω and R2 = 75 Ω, each having tolerance of ±5% are connected in series. The value of resultant resistance is

 111 ± 2.77 Ω.
  111 ± 0 Ω.
 111 ± 7.23 Ω.
  111 ± 5.55 Ω.

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Electric Circuits
Super position theorem is not applicable for

None of these
 voltage calculations.
 current calculations.
 power calculations.

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MORE MCQ ON Electric Circuits

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