Why HT cable have only 3 core ?

10 Answers   Jindal, McDermott,

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What is the rating of a circuit breaker needed for 300 kv load in 33KV supply line of 33/415 transformer ? Whether 800/1200 amp vaccum circuit breaker can perform for a 33 KV line in input in 415 volt in output of the transformer ?

0 Answers   Hira Group,

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what is the reason of power development in synchronous generator due to saliency ?

1 Answers  

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how to conduct dc resistance test for rotor of an alternator and how to measure the rotor dc resistance value theoritically?

0 Answers  

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what is frequency transformer?

2 Answers  

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what is a kit kat fuse?

5 Answers   TCS,

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CAN WE GENERATE AC WITHOUT DC EXCITATION?

1 Answers  

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in single phase circuit if i connect a heater between phase and neutral, then what will be the current path? phase to neutral or neutral to phase.

4 Answers  

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defination of reactor

3 Answers  

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If we use 250A MCCB as a incomer in Control panel for a fault level of 50kA for one second ,assuming temperature rise from 85 Deg. to 100 Deg , Then what will be the Aluminium Bus-bar size for 250A MCCB? Explain in detail.

0 Answers   Usha Capacitors,

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what is the working principle of DC generator ?

10 Answers   DRDL, HCL,

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what is model question rrb junior engineer electrical gr.II

0 Answers  

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