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Electric Circuits

Electric Circuits
A 3Ω resistor having 2A current will dissipate the power of

 12 W.
 4 W.
 8 W.
 2 W.

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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

 100 N.
 1000 N.
 10000 N.
 10 N.

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Electric Circuits
A capacitor having a mica dielectric εR = 6, a plate area of a 10 inches2 and a separation 0.01 inch. Find the value of C

 1.349 nF.
 1.349 μF.
 0 F.
 1.349 F.

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Electric Circuits
The internal resistance of lead acid cell is _______________ that of Edison cell.

 none of above.
 equal to.
 more than.
 less than.

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Electric Circuits
The thevnin equivalent of the circuit shown in the figure is

 0.75 V, 1.5 Ohm
 1.5V, 1.5 Ohm
 1.5V, 5/6 Ohm
 0.75V, 5/6 Ohm

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Electric Circuits
Which property is used to oppose the flow of current ?

 Poteintial difference
 Inductance
 Resistance
 Capacitance

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MORE MCQ ON Electric Circuits

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