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Electric Circuits

Electric Circuits
In the cauer-1 form of LC network---------is series element and --------is shunt element respectively?

 C and L
 L and L
 L and C
 C and C

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Electric Circuits
For steady state current inductor acts as

 Current source
 Short circuit
 Open circuit
 Voltage source

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Electric Circuits
In RLC series circuit R = 2Ω, L = 2mH and C = 1μF. Find the time constant of the circuit?

 4 msec
 1 μsec
 2 msec
 2 μsec

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Electric Circuits
If the sheet of a backelite is inserted between the plates of an air capacitor, the capacitance will

 decrease.
 becomes zero.
 increase.
 remains unchanged.

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Electric Circuits
The absolute charge of an electron is

 1.6 × 10-19 C.
 + 1.6 × 10-19 C.
 none of above.
 - 1.6 × 10-19 C.

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Electric Circuits
A capacitor is charged by a constant 10 mA current sources which is turned on for 1 second. Assuming the capacitor is initially charge free; determine the charge delivered to and the power supplied by the source if the capacitor has a value of 1 mF.

 0.1C, 100MW.
 0.1C, 10MW.
 0.01C and 5W.
 0.01C, 10MW.

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