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Electric Circuits

Electric Circuits
A two port network is defined by the relation The value of Z11 is

 2/11.
 -2/11.
 2.
 -3.

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Electric Circuits
Cells are connected in parallel in order to increase

 efficiency.
 current capacity.
 life of the cells.
 voltage rating.

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Electric Circuits
An alternating voltage = 140 sinθ is supplied to a device which offers a resistance of 20 Ω in forward direction of current in reverse direction. Calculate the form factor.

 0.57.
 1.11.
 0.318.
 1.414.

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Electric Circuits
Millman theorem yields equivalent

 both ‘c’ and ‘d’ .
 current source.
 voltage source.
 impedance.

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Electric Circuits
Mesh analysis is applicable for

 planar networks.
 neither planar and non planar networks..
 non planar networks.
 both planar and non planar networks.

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Electric Circuits
Two point charges of 4μC are placed at a distance of 3 cm apart from each other in free space. Force acting on two charges will be

 160 N
 100 N
 400 N
 0.02 N

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