what do you mean by PF correction. A motor is rated at 15
kw,415 volts, 0.7 pf and eff of 0.92. The powerfactor is
improved to 0.98 by adding capacitors at the bus. calculate
the current drawn by motor under full load condition before
and after pf correction
Answer Posted / anpu
current will get reduce
Is This Answer Correct ? | 1 Yes | 0 No |
Post New Answer View All Answers
What will be the current drawn by HT motor, if low voltage is applied.. any formula to calculate the LT amps of HT motor.?
What do you mean by reach and reach the point of the relay?
what is meant by tranformer impedance?
I am going to appear for the RRB Chennai junior Engineer online exam. Please send me the previous exams question papers (also solved) to my mail id: rrkhandhar@yahoo.com
Differentiate between real and apparent power?
What is the maximum operating temperature for a thermoplastic insulated cable?
we have consol make 3 phase servo stabilizer for cnc m/c. while installing the earth neutral voltage is 1.7 volts at stbilizer off condition and when stabilizer get on en voltage reaches 4.8 volts (new earthing is done and neutral is helthy condition all phase to neutral volts 440,442,441 v)why this happen.solution for cause.
what happens when series resonance occurs?
What is dynamo?How it works and what is the function of dynamo in a DG.
Can the output voltage of a rectifier be greater than the input AC voltage without the use of any voltage multiplier in the circuit??please provide the explanation too..
What is different type of Electrical curve and how it protects the equipment's while up-normal situation?
What are the advantages of autotransformer?
What is the difference between a fuse and a breaker?
What is the previous name of Cox's Bazar
Draw the vector diagram and condition for the following: 1) Dyn1 2) Ynd0 3) YnYn0