Answer Posted / ravi prakash

series motors starting torque is very high & hence it should
be started with load only.shunt motor starting torque is
marginal and hence it should be started with least load.

when we gave dc supply to 220v dc motor its rpm is 1200. then we gave 180v. how many rpm of its motor. gave answer with calculation at my ID.... ravizak@ymail.com

2291

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when we have to use UPF wattmeter and LPF wattmeter? what is the difference between UPF and LPF wattmeter in terms of construction?

2430

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how did i get the competency certificate as electricle supervisor. iam completed my b.tech.but i dnt have any experince, this certificate is required for applyng ongc mangement trainees. what should i do sir please suggested me

1847

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What is oscillator circuit?

1080

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I HAVE A INCOMING 100A MCCB TPN 25KA, CABLE LENGHT OF 80M 70MM CABLE SIZE FROM MAIN SUBBOARD TO NEW DB.BASE ON THE FAULT LEVEL SETTING OF 45KA.I WOULD LIKE TO FIND OUT 25KA ENOUGH KA. APPRECIATE IF SOMEBODY CAN ASSIST ME WITH FORMULA FOR THIS. FRM: JEFF

3970

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Why do we use center tap transformer that used with portable tools

2208

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wht is embedded systems? what is new inthis field?

1945

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what is the difference between delta delta and star delta connection transformer? why we use delta delta transformer since it need earthing transformer for grounding?

2031

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Please define ampere?

1055

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what is the advantage of connecting capacitors in delta than in star?

2044

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Name the component u would expect to find in a switchgear assembly?

1993

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How is the connection of the tap changer on the HV side been made?

1908

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is it possible to have dc motors on single chip

1773

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what will happen if i connect 12 volt battery with 24 volt battery charger.

1852

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What kind of Neutral CT can be placed in 11/0.433KV transformer to be used and what are its specification?

1845

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