Answer / k.prakashchandra

Sine and cosine waves are similar but for Sine 0 is 0 and
cos 0 is 1

What is phase angle? and what is importance to measure it?

2 Answers  

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What is the differance between negative dc voltage and positive dc voltage because some circuit uses -24,-5,-12,- 15,volt dc supply

10 Answers   eLab, Hero Honda, NTPC, Suzlon, Teradyne,

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What is the function of wave trap in an electrical substation?

2 Answers  

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how to syncronize two dg sets

3 Answers  

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what is mean by derating factor?

4 Answers   Essar,

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why ELCB's are not useful for operation theater equipments ?

4 Answers   Reliance,

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how we identify between current transformer and potential transformer without having it name plate?

5 Answers   L&T, TATA,

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what is meant by magnetic flow meter ? explain its working principle ?

1 Answers  

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I am going to appear RRB Sr. Section Engineer Exam, Electrical. Can you send me previous year questions of RRB Electrical engineer. specially Section Engineer questions. my email id is likerahulworld@gmail.com

0 Answers  

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What is Specific Gravity of the Electrolyte used in Lead Acid Battery????What is Unit????

7 Answers   Emerson,

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which connection is there in a rotor of the motor

2 Answers   All Trades Electrical, HAL,

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ro plant grundfos bm30type pump.we start the pump using siemens 3rw 4423-1bc44, 30kw soft starter. bur its failier frequently. so we planed to change the dol starter. sp please tell me any budy its possible or not翿შ†

1 Answers  

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