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Electric Circuits

Electric Circuits
For the circuit shown in the given figure the current I is given by

 1 A.
 3 A.
 2 A.
 4 A.

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Electric Circuits
Fall time is the time required for a pulse to decrease from 90 to ________% if its maximum values

 20
 15
 10
 5

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Electric Circuits
There is a ________ between two nodes of signal flow graph

None of these
 link
 tree
 branch

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Electric Circuits
Mica capacitor are characterised by all of following except

 low losses.
 low leakage reactance.
 accurate value.
 stable operation.

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Electric Circuits
What is the reactive power in AC operation?

 Real power × cosθ.
 Apparent power × sinθ.
 Real power × sinθ.
 Apparent power × cosθ.

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Electric Circuits
Disadvantages of constant k type filter

  none of these.
  both A and B.
  characteristic impedance unchanged in pass band.
  attenuation does not increase rapidly beyond cut off frequency.

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MORE MCQ ON Electric Circuits

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