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Electric Circuits

Electric Circuits
The electrical resistance of human body is around

  1000 ohms.
  5 ohms.
  25 ohms.
  250 ohms.

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Electric Circuits
In the circuit given, I = 1 A for Is = 0. What is the value of I for Is = 2 A ?

 3 A.
 1 A.
 4 A.
  2 A.

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Electric Circuits
The equation for 25 cycles current sine wave having rms value of 30 amps, will be

 30sin25πt.
 30sin50πt.
 42.4sin50πt.
 42.4sin25πt.

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Electric Circuits
Can a 250 V, 5 A single way switch be used in place of a 250 V, 15 A Switch?

  Single way switch doesn operate at such current ratings.
  No.
  Yes.
  Single way switch doesn exist.

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Electric Circuits
The value of V in the circuit shown in the given figure is

 5 V.
 4 V.
  2 V.
  3 V.

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Electric Circuits
Two resistors R1 and R2 give combined resistance of 4.5 Ohm when connected in series and 1 Ohm when in parallel, the resistances are

 2.2 Ohm and 2.3 Ohm.
 1.5 Ohm and 3 Ohm.
 2 Ohm and 2.5 Ohm.
 1.25 Ohm and 3.25 Ohm.

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MORE MCQ ON Electric Circuits

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