how to calculate ups and battery rating

2 Answers  

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How the frame size of a flange mounted AC induction motor is calculated?

0 Answers   APCPDCL,

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What happens when reactive power enters a system?

6 Answers  

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What is the criteria in selecting Air circuit breaker(ACB) & Moulded case circuit breaker(MCCB) for a particular range?

3 Answers   DLF,

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in power station power measuring unit is KW but in transformer is KVA why?

4 Answers  

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Why we use three phase world wide why not four phase or five phase being used?

8 Answers  

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Any one who apply for Ferro Scrap Nigam Limited cn join with me at rajuhalder@indiatimes.com or 09669717028

0 Answers   SSS,

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For small size, high frequency coils, the most common core material is- a. )Air b. )Ferrite c.) Powdered ion d.) Steel

0 Answers   Ecil,

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Operation carried out in thermal power stations?

0 Answers  

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line tester lamp working in which voltage?

3 Answers  

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trasformer ratting

2 Answers   Bhel,

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what is 'A' Check & 'B' Check ?

2 Answers  

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