Answer / aman

Nominal ratio of instrument transformer is the ratio of rated primary current or voltage to the rated secondry current or voltage.

what will happen if we will not use commutater means if we will give dc to the windings in dc motor

1 Answers  

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there are a transformer and a motor. both are connected to 3phase, 415 Volt, 50Hz power supply. Both are working with induction principles. Then, why, motor is rotating and transformer is not rotating.

8 Answers  

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Why we are measured insulation resistance applied through DC Voltage?

3 Answers  

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what about the power of wattmeter at starting and loding?

0 Answers   TATA,

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what is reverse power relay brief explanation and in b/w where it is connected

0 Answers  

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A heater capacity is 3.0 KW on 415V . if supply voltage is 380Volt . what is heater capacity on 380volt . and how calculate and give formulas . Prakash veer singh Roto power Engg.

5 Answers  

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what parameters should we check to reduce the power bill

0 Answers  

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what is the role of MPU in DG set

1 Answers   Weltech Engineering,

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why the neutral point of star connnection oscillates?

3 Answers   Avalon,

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SSC JE ELECT.

1 Answers   CPWD, SSC,

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HOW MUCH MAXIMUM CURRENT TAKEN BY NEAUTRAL IN 125 KVA DG SET

1 Answers   KOC,

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DEAR SIR/MADAM,CLEARLY EXPLAIN ABOUT CRAWLING AND COGGING EFFECTS IN INDUCTION MOTOR.

0 Answers  

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