Electric Circuits
Dependent source of current and voltage are those which have

 independent of any other network variable.
All of these
 output dependent on input.
 unidirectional characteristic.

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Electric Circuits
What is time period T?

 Time taken by an alternating quantity to complete the (+)ve half.
 Time taken by an alternating quantity to complete one full cycle.
 Time taken by an alternating quantity to complete the (-)ve half.
 Time taken by an alternating quantity to reach the peak value.

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