Answer / ravikumar.g

The Direction is changed for the Induction Motor for
changing the two Phases.

Answer / sunil guru

the direction of rotation of I.M is changed by changing the
polarity of any 2 phases......

Answer / hameed

in 3 phase we change 2 phase & in single phase we change
the end of starting coil

Answer / b. janardhana rao

In 3 phase induction motors we want to change direction of motor any one of 3 phses polarity we will change automatically change the direction. Example. RYB we change to rby or yrb.

can we connect both delta and star to the transformer secondary and for what reason?

5 Answers   Power Grid,

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why tube light flicks??

1 Answers  

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Explain and give examples about VCB?

0 Answers   AZ Engineering, Vodafone,

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what is the difference between electrical and electronic choke?

0 Answers   TCS,

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why the starting voltage drop in a cable needs to be limited?what is percentage of the voltage drop allowed during starting?

0 Answers  

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What is main difference between earthing and neutral grounding?

3 Answers   Jindal,

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what is current

8 Answers   NTPC,

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i want to know about psu exam eligibility critaria?

1 Answers   ISRO, PSU,

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why VCB are not used in 132KV system(above 33KV system)

6 Answers   Al Ahleia,

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how to calculation increase capacitor,increase power factor for three phase.

0 Answers  

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400kw, 3.3Kv motor want to fix 1000km away from substation. What is full load current? and what is the cable size for motor? I amp expecting answer and advice from your side.. thanks...

4 Answers   Kuwait Oil Company, Weatherford,

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Multi-step core is used in transformer to: A) Increase the output B) Decrease the cost of core material C) Decrease the cost of copper D) Increase the efficiency

1 Answers   Accenture,

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