Answer / navyasree

This test is similar to open circuit test on a
transformer.During this test ammeter, voltmeter,
wattmeter readings are noted.formula for the induction
motor in no load condition in star or delta is
Wi=W1+W2 Wi=sqr(3)VIocos(pi0)

Whis machine is having higher efficiency Transformer or Generator

2 Answers  

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what is the difference between mho characteristics and quadrilateral chara in distance protection

1 Answers   Essar,

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why would amp draw on neutral wire be as much as amp draw on the hot leg.

0 Answers  

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can any one tell me the formula to select the thickness of wire selection according to ampere rating

2 Answers  

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Why should not we run the IM in low voltage, if runs means what will happen?(for example instead of 400V we give 250V supply)

2 Answers  

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What is the max demand on your transformer and your company?

10 Answers   Bhel, CBRE, Core Consultants, HPL, IOCL, JLL, L&T, Lemon Tree, MNC, Rashmi, TATA, Tata Motors, Tata Power, Torrent Pharma,

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when meggering a 3ph,480v oil reservoir heater on a regen gas compressor, why do I get a reading to ground when meggering phase to ground? shouldn't it read opened or is there something that makes it read closed? on the same heater, when ohming, it reads open. thanx

1 Answers  

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how is differential relay working in transformer.comparison with generator defferntial relay

1 Answers  

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If I want to use capacitor banks at HT (11 KV) side for maintaining power factor then which type of capacitor should I use? Plz give me the specification?? (I am using 1250 Kva transformer (11 KV/433V)).

2 Answers  

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what is basic difference betmeen normal & flame proof motor??

0 Answers   Dynamics,

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which INDIAN STANDERD in Mention the earth test value?

1 Answers  

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I got shortlisted in RRB thiruvananthapuram for the post of Junior Electrical engineer, waiting List - 7. i want to know about the validity of the current list and chance to get the job please help anybody knws abt it,, thank you

1 Answers  

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