Answer / subhendu

we use dc motor for mainly emergency purpose,ie,jop(Jacking
oil pump)and eop(emergency oil pump)

Answer / stalin raj

we use the DC motors for the fuel handling system and for
ID and PD fans.

draw the block diagram of fire alarm?

0 Answers  

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explain the meaning of harmonic resonance

0 Answers  

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what is the range of maximum DOL and SDS can be use for pump and fan application

0 Answers  

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What is the difference between circuit breaker and isolator

0 Answers  

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What is the comparision (advantages / disadvantages) of 110V, 60 Hz system to 230 V, 50 Hz system.

2 Answers  

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What are the Steps for Testing of 20MVA (make:-CGL) Transformer? How many Test we have to do?

2 Answers   BSL,

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when we have to purchase the transformer by own i.e how much load will preferred HT connection?

0 Answers   Power Square,

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what is humming noise and wha is the reason to develop humming noise in a mv pannel ?

2 Answers   HPL,

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What does the term supermesh means?

0 Answers  

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what is phantom load, Give any example

2 Answers  

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when voltage increases then current also increases then what is the need of over voltage relay and over current relay? can we measure over voltage and over current by measuring current only?

1 Answers  

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WHY WE CAN GENERATE POWER IN 3PHASE MODE ONLY NOT IN 4 OR 5PHASE

18 Answers  

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