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Electric Circuits

Electric Circuits
In the circuit given, I = 1 A for Is = 0. What is the value of I for Is = 2 A ?

 1 A.
 4 A.
  2 A.
 3 A.

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Electric Circuits
The efficiency in case of maximum power transfer theorem is

 less than 50 %.
 50 % - 100 %.
 100 %.
 50 %.

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Electric Circuits
In the figure given, the value of R is

 12 Ω.
 10 Ω.
 18 Ω.
 24 Ω.

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Electric Circuits
Time constant of RL series circuit is

 RC
 2L/R
 2RC
 L/R

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Electric Circuits
Five capacitors each of 5 µF are connected in series, the equivalent capacitance of the system will be

 10 µF
 5 µF
 25 µF
 1 µF

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Electric Circuits
From the circuit diagram shown in question 1 find the thevnin voltage.

 1.5 V.
 5 V.
 3 V.
 15 V.

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