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Electric Circuits

Electric Circuits
In the circuit shown in the figure the voltage across the 2 Ω resistor is

 3 V.
 4 V.
 1 V.
 2 V.

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Electric Circuits
In RLC parallel network R = 2 Ohm, L = 2mH and C = 1μF. Find the value of time constant?

 4 μsec
 4 msec
 2 μsec
 2 msec

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Electric Circuits
What is form factor?

 Average value / Peak value.
 Average value / R.M.S. value.
 Instantaneous value / Average value.
  R.M.S. value / Average value.

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Electric Circuits
A delta connection contains three equal impedance of 60 Ω. The impedance of the equivalent star connection for each star load will be

 20 Ω.
 15 Ω.
 30 Ω.
 40 Ω.

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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?

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

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Electric Circuits
The current flowing between electrodes inside a lead acid battery is

 proton current.
 ionization current.
 polarization current.
 electron current.

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MORE MCQ ON Electric Circuits

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