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Electric Circuits

Electric Circuits
Basic cut set matrix consists of

 2 branch.
 no branches.
 any number of branches.
 one branch.

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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.

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

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Electric Circuits
Highest current density is usually recommended for

  chromium plating.
  bronze plating.
  tin plating.
  cadmium plating.

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Electric Circuits
A capacitor

 blocks both AC and DC.
 passes DC but blocks AC.
 passes AC but blocks DC.
 passes both AC and DC.

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Electric Circuits
Magnetic flux has the unit of

 Newton
  Tesla
 Weber
 Ampere turn

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Electric Circuits
Four bulbs of 40 W each are connected in series with a battery across them, which of the following statement is true?

None of these
 The power dissipation in each bulb is not same.
 The voltage across each bulb is not same.
 The current through each bulb is same.

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