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Electric Circuits

Electric Circuits
Capacitor does not allow the sudden change of

 voltage
 current
 power
None of these

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Electric Circuits
A series circuit consists of R = 20 Ω, L = 20 mH, and AC supply 60 V with f = 100 Hz. The voltage drop across L is

 50.5 V.
  39.1 V.
 45.5 V.
  31.9 V.

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Electric Circuits
Which of the following represents the resonance frequency (ω0) with respect to lower cutoff frequency (ω1) and higher cutoff frequency (ω2)

 ω1 - ω2
 ω1 + ω2
 ω1 / ω2
 √(ω1² + ω2²)

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Electric Circuits
If a capacitors of capacitance 100 μF is connected across a voltage source of 10 V, then what will be the energy stored in that capacitor?

 5 × 10 - 3 Joule.
 5 × 10 - 2 Joule.
 10 × 10 6 Joule.
 10 × 10 - 3 Joule.

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Electric Circuits
In the circuit shown in figure if I1 = 1.5 A, then I2 will be

 2 A.
 0.5 A.
 1 A.
 1.5 A.

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Electric Circuits
Three 3Ω resistors are connected to form a triangle. What is the resistance between any two of the corner?

 9 Ω.
 3 Ω.
 6 Ω.
  2 Ω.

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