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Electric Circuits

Electric Circuits
The value of unity impulse function at time (t) = 0 is

 indeterminate.
 1.
 0.
 infinite.

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Electric Circuits
The Norton equivalent of a network is given as IN = 4A and RN = 2 Ohm. When this circuit is connected across a 2 Ohm load, the current through the load is

 2 A.
 4 A.
 1 A.
 0 A.

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Electric Circuits
Common impurity in battery electrolyte is

 sodium chloride.
 lead sulfate.
 iron.
 dust.

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Electric Circuits
You have to replace 1500 Ω resistor in radio. You have no 1500 Ω resistor but have several 1000 Ω ones which you would connect

 three in parallel.
 two in parallel.
 two in parallel and one in series.
 three in series.

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Electric Circuits
In Cauer 1st form last element in the network is

  Lseries.
  Cshunt.
  Cseries.
  Lshunt.

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Electric Circuits
What is the mass number of an element that has 19 protons, 19 electrons, and 20 neutrons?

 39.
 38.
 19.
 20.

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