Simple calculation of improving power factor?

5 Answers  

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If we want the fan to consume less electricity at low speed, what do we have to do?

1 Answers  

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what is the purpose for open delta connection in potential transformer

2 Answers  

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Can the efficiency of transformer be measured with the help of wattmeter readings taken at primary and secondary side? Support the answer.

2 Answers  

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suppose MCC (Motor control center)panel work on field the relay on this damage or not work and earth fault occurs in this and no indication in relay panel given below. than MCB trip or not and what effect the panel how find relay will damage or not work.

2 Answers  

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What is E.M.F ?

6 Answers  

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power factor is max for which welding a.arc b.resistance c.gas

2 Answers   Bhel, HCL,

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what will happen, if both relay contact has live supply, and coil of relay activated

1 Answers   AVS,

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What is meant by positive and negative feedback?

0 Answers  

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how can calculate resistance box for 15 kw, 6 pole, RV-230, RA-42 motor

0 Answers  

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Using 11000V/433V,3 ph,50Hz,500 KVA, what is the maximum capacity of motor in KW that can be connected and started at a single moment? Also explain about any calculations and formulas used in deriving the same.

4 Answers  

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what is the difference between phase and neutral?

3 Answers   IAF, Indian Airlines,

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