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Answer :

For a consumer the most economical power factor is generally 0.95 lagging .

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Answer : Load factor of a power station is generally less than unity.

Answer : The primary reason for low power factor is supply system is due to installation of induction motors.

Answer : For high value of diversity factor, a power station of given installed capacity will be in a position to supply more number of consumers.

Answer : An induction motor has relatively high power factor at near full load.

Answer : In a distribution system, in order to improve power factor, the synchronous capacitors are installed at the receiving end.