Electric Circuits
i) In star connection line current is equal to phase current. ii) In delta connection line voltage is equal to phase voltage. For a given phase connected to the particular line which of the statement is true ?

 None of these.
 Only (1).
 Both (1) and (2).
 Only (2).

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Electric Circuits
What is referred as the average value in AC opearation?

 Average of all values of an alternating quantity.
 Average of all values of the (+)ve and (-)ve half.
 Average of all values of the phase sequences.
  Average of all values of an alternating quantity over a complete cycle.

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Electric Circuits
Which of the following characteristics is/are attributed to an ideal independent voltage source?

 Independent of magnitude of current supplied..
 Independent of the magnitude of voltage supplied.
 both ‘b’ and ‘d’.
 Independent of the direction of flow of current.

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