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Electric Circuits

Electric Circuits
The current through the 2 KΩ resistance ( rest resitances are all 1 ohm each ) in the circuit shown in diagram

 6 mA.
 1 mA.
 2 mA.
 0 mA.

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Electric Circuits
The life of a lead acid battery is expected to be

 2 to 5 years.
 1 year.
 10 to 15 years.
 6 months.

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Electric Circuits
A 2m long conductor, carries a current of 50 A at a magnetic field of 100 × 10 − 3 T. The force on the conductor is

 10 N.
 1000 N.
 100 N.
 10000 N.

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Electric Circuits
The strength of current in 1 H inductor changes at rate of 1 A / sec. Find the voltage across it?

 2 V.
 None of these.
 0.5 V.
 1 V.

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Electric Circuits
The power dissipated in a pure capacitor is

 zero.
 proportional to the value of capacitance.
 proportional to applied voltage.
 both (B) and (C) above.

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Electric Circuits
Which of the following is the heaviest?

 Electron.
 Molecule.
 Proton.
 Atom.

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MORE MCQ ON Electric Circuits

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