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Electric Circuits

Electric Circuits
Air gap flux density is of the order of

 0.75 - 0.8 T.
 0.85 - 0.9 T.
  0.35 - 0.5 T.
  0.65 - 0.9 T.

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Electric Circuits
Which resistor will be physically larger in size?

 100 Ω, 10 W.
 1 M Ω, 1/2 W.
 10 Ω, 50 W.
 1 k Ω, 1 W.

ANSWER DOWNLOAD EXAMIANS APP

Electric Circuits
Which of the following theorems can be applied to any network- linear or nonlinear, active or passive, time variant or time invariant?

 Norton Theorem.
 Thevnin theorem.
 Tellegen theorem.
 Millman theorem.

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Electric Circuits
A series RLC circuit is connected across a 240V, 50 Hz supply. When the voltage across capacitor is 250V, a maximum current of 0.5A flows in the circuit. Find the resistance.

 1000 Ohms.
 480 Ohms.
 500 Ohms.
 100 Ohms.

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Electric Circuits
If the practical units of voltage and current wave each made 20 times as large as they are at present, what would be the consequent alternation in the size of the unit of capacitance?

 20 times.
 60 times.
 200 times.
 Nil.

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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
 √(ω1² + ω2²)
 ω1 / ω2
 ω1 + ω2

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