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Electric Circuits

Electric Circuits
A 10 Ohm resistor has power rating of 1W. Find the maximum current rating.

 1 A.
 0.316 A.
 0.1 A.
 0.01 A.

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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

 1.89%
 1.94%
 25.64%
 39.00%

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Electric Circuits
An ac voltage source v = vo sinωt is connected across a parallel plate capacitor C. If the conductor current is ic and the displacement current is id, then which is true among following relation

 ic > id.
 ic + id = 0.
 ic < id.
 ic = id.

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Electric Circuits
A rectangular magnet of magnetic moment M is cut into two pieces of same length. The magnetic moment of each piece will be

 M / L.
 M.
 2 M.
 M / 2.

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Electric Circuits
Consider the following circuit. In this circuit, when Vs = 3 V, I = 4 A, what is the value of I when Vs = 12 V?

 15 A.
 7 A.
 10 A.
 20 A.

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Electric Circuits
A external resistance R is connected to a cell of internal resistance r, then the current is maximum when

 R = r.
 R < r.
 R > r.
None of these

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