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Electric Circuits

Electric Circuits
A 10 Ohm resistor has power rating of 1W. Find the maximum current rating.

 0.316 A.
 0.01 A.
 0.1 A.
 1 A.

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Electric Circuits
What is form factor?

 Instantaneous value / Average value.
 Average value / R.M.S. value.
  R.M.S. value / Average value.
 Average value / Peak value.

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Electric Circuits
If N is the number of nodes and b is the number of branches in a network, then rank of cut set matrix is

 N - 1.
 b - N - 1.
 b - N + 1.
 N.

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Electric Circuits
The electron is lighter than a proton by a factor of about

 18.4.
 184.
 18400.
 1840.

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Electric Circuits
Current locus is obtained by which of the following?

 Varying any one of the circuit element
 Either of these
None of these
 Varying source frequency

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Electric Circuits
Can a 250 V, 5 A single way switch be used in place of a 250 V, 15 A Switch?

  Single way switch doesn exist.
  Yes.
  Single way switch doesn operate at such current ratings.
  No.

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