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Wireman Set-1
Three phase circuit
9

Three phase circuit MCQ with Answers

9) What is the formula for total power in three watt meter method of power measurement?

W1 - W2

W1+W2+W3

W1+W2

W1(W2+W3)

Answer is:

W1+W2+W3

Three phase circuit MCQ with Answers

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Related Three phase circuit MCQ with Answers

10) Where two watt meter method of power measurement is used?

Balanced load only

Unbalanced load only

Balanced and unbalanced load

Half full load

Answer is:

Balanced and unbalanced load

11) What is the value of line current if phase current is 10 Amp in star connection?

17.3 Amp

10 Amp

5 Amp

9 Amp

Answer is:

10 Amp

12) Calculate the phase current if the line current is 30 Amp in delta connection?

30A

17.3A

15.6A

10Amp

Answer is:

17.3A

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