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Electric Circuits

Electric Circuits
Discrete values represent which type of signal

 Analog
 Digital
 Decimal
 Discretal

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Electric Circuits
An electric field line and an equipotential surface are

 always perpendicular.
 inclined at any angle.
 always parallel.
 none of above.

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Electric Circuits
In the circuit shown below, find the thevnin equivalent resistance.

 6/5 Ohm.
 1.5 Ohm.
 5 Ohm.
 5/6 Ohm.

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Electric Circuits
Two equal resistors R connected in series across a voltage source V dissipate power P. What would be the power dissipated in the same resistors when they are connected in parallel across the same voltage source?

 4P.
 2P.
 16P.
  P.

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Electric Circuits
A current is said to be alternating when it changes in

 both ‘a’ and ‘b’.
 none of these.
 magnitude.
 direction.

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Electric Circuits
If a function is shifted by 'T', then it is correctly represented as

 f (t-T) u (t).
 f (t-T) u (t-T).
 f (t) u (t-T).
 f (t) u (t).

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