in alternator what is use of AVR ? how AVR is operating either AC or DC?

1 Answers  

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Which type of a.c motor is used in the fan (ceiling fan, exhaust fan, pedestal fan, bracket fan etc) which are find in the houses ?

0 Answers  

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How do you connect the capacitors on polyphase circuits?

10 Answers   L&T, Transco,

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What will happen if the 50HZ Transformer is connected with 60HZ power Supply

2 Answers  

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TNC switch is also available in 1NO+1NC. What does it mean ?

1 Answers  

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What is the difference between MCCB,ELCB,RCB & MCB

2 Answers   Bhel, HCL, HPL,

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which protection used in power plant?

0 Answers  

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For RCD (Residual current device) Icu is defined. How i can find Ics for them?

0 Answers  

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when a motor is connected in parallel with the existing motor the pf will change or not?

9 Answers  

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why is one voltage transformers (instead of three ) installed at the entrence of the incoming line in a substation.

2 Answers  

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Sir if i have 2kv ups in which 17ah 8 battries load 600watts how much back up time i get and if i put 6kv ups with the same no of battries same amp can i get more back up time please give reply exactly what is the procedure to calculate back up time for different kv,s

3 Answers  

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our plant maximum demand has 500 kva.need to suggest me to maintained pf 0.98.how much capacitor bank will be connect to the supply line.

1 Answers  

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