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Electric Circuits

Electric Circuits
In series RLC circuit which of the following represents the Q factor ?

 XL/R
All of these
 VR/V
 XC/R

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Electric Circuits
Which of following capacitors preferred for high frequency circuits?

 Air capacitor.
 Glass capacitor.
 Electrolytic capacitor.
 Mica capacitor.

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Electric Circuits
Two resistances R1 and R2 give combined resistances 4.5 Ω and 1 Ω when they are connected in series and parallel respectively. What would be the values of these resistances?

  3 Ω and 6 Ω.
 6 Ω and 9 Ω.
 3 Ω and 9 Ω.
  1.5 Ω and 3 Ω.

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Electric Circuits
From the circuit diagram shown in question 1 find the thevnin voltage.

 15 V.
 5 V.
 1.5 V.
 3 V.

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Electric Circuits
The internal resistance of a dry cell is of the order of

  1 to 15 Ohm.
  1 to 1.5 Ohm.
  2 to 5 Ohm.
  0.2 to 0.4 Ohm.

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Electric Circuits
The delta equation of given star connected impedance ZQR is equal to

 40 Ω.
  (10 + j30) Ω.
 (5 + j10 / 3) Ω.
 (20 + j10) Ω.

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MORE MCQ ON Electric Circuits

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