if you short the any 2phase(R,Y,B),why fuse get blown?

5 Answers   Steel Plant,

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What is the difference between switch gear and control gear ?

2 Answers   QU,

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in thermal power plant the steam produced is made to cool after falling on the turbine blades. my question is why this is done while the same is needed to heat up again. "jab pani ko wapis garam hi karna hai to thanda kyu karte hai"

11 Answers   Bhel,

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difference between analog pressure gauge & digital pressure gauge?

1 Answers  

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whats relation b/w motor current & friqency

1 Answers  

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When measuring the Insulation resistance of a motor winding (winding to earth) using a megger meter, Applied voltage(1000V) was automatically reduced to 500V. and the measured insulation resistance values are also very low (in Kohm range) Can anyone give me a reason???

3 Answers  

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What_is_mean_by_negative_dc_voltage? why we use -48v except +48v in DC power supply systems.

2 Answers   APEL, BSES,

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why return path in terms of neutral is required please give a relevant answer

3 Answers  

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WHAT IS A BASIC DIFFERENCE BETWEEN THYRISTOR,TRIAC AND A DIAC.AND WHAT R THERE APPLICATIONS?

5 Answers   Petronas, TCS,

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a 50hz motor to give 60hz whats happening in motor.what happen the motor.

6 Answers  

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What do you mean by nominal ratio of instrument transformer?

1 Answers  

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What are the specifications for conducting earth leakage test as per IEC standard?

0 Answers  

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