AC CIRCUITS - Practice Mode

1) What is the name of star point in star connection system?
Correct Answer: Neutral point
2) What will be the neutral current in 3 phase-unbalanced circuits?
Correct Answer: Not zero
3) In a 3 balanced star connected system having a phase voltage of 240V calculate the line voltage in the circuit?
Correct Answer: 415 V
4) Which type of the power measurement is used for balanced and unbalanced louds in 3 phase system?
Correct Answer: Two wattmeter method