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Electric Circuits

Electric Circuits
What will be the rms value of rectangular wave with amplitude 10 V?

 10 V.
 11.2 V.
 5√2 V.
 7.7 V.

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Electric Circuits
The Norton equivalent of a network is given as IN = 4A and RN = 2 Ohm. When this circuit is connected across a 2 Ohm load, the current through the load is

 4 A.
 2 A.
 1 A.
 0 A.

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Electric Circuits
Poorest conductor of electricity is

  Silver.
  Steel.
  Carbon.
  Aluminium.

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Electric Circuits
A capacitor has a capacitance of 6 μF. Calculate the stored energy in it if a DC voltage of 100 V, is applied across it?

 6 × 102 joules.
 4 × 102 joules.
 2.5 × 102 joules.
 3 × 102 joules.

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Electric Circuits
Kirchhoff’s voltage law is used for

 nodal analysis.
 finding equivalent resistance.
 representing a current source.
 loop analysis.

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Electric Circuits
For finding the Z11 parameter at the input port of a two port network

 input port is open circuited.
 input port is short circuited.
 output port is short circuited.
 output port is open circuited.

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