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Electric Circuits

Electric Circuits
To apply reciprocity theorem response to excitation ratio is

 No units.
 Either Ohm or Mho.
 Mho.
 Ohm.

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Electric Circuits
The capacitive reactance of an electric circuit is 50 Ohms. The frequency of supply becomes doubled. What is the new capacitive reactance?

 50 Ohms.
 100 Ohms.
 25 Ohms.
 200 Ohms.

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Electric Circuits
If L and C both are doubled than damping in above circuit will be

 remains same.
 doubled as compared to previous one.
 halved as compared to previous one.
None of these

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Electric Circuits
If the measured value of a capacitor is 205.3µF and true value is 201.4µF the percentage relative error is

 39.00%
 25.64%
 1.89%
 1.94%

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Electric Circuits
A voltage of v = 100 sin (wt + π/3) is applied to pure resistor of 30 Ohm. What is the RMS value of current is

 2.36.
 5.77.
 4.71.
 1.92.

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

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