Answer Posted / raja

actually the critical speed of turbine should not based
entirely on resonance effect....the critical speed is based
on the uniform speed of the generator .....and we ensured
this should not equal to natural frequeny

state the microstructure of annealed and normalized

1915

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Can you use motor oil in a hydraulic system?

1050

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Why are not use ball bearing insted of roller bearing?

1856

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how does a generator work?

1864

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What is the maximum use of magnesium ?

1252

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how much capacity of id fan for 200HP induction motor

1406

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Why the electric motor of a fan with backward curved blades is never got overloaded under any condition ?

1325

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How does an equal-arm balance work?

1154

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What is the difference between P11 & P22 pipes?

18554

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How will you size a pipe?. What is Darcy's formula?. From where you will get friction factor "f" ?. In darcy formula substitute f = 16/Re and now you see hf proportional to V instead of V square. How do you explain?.

2230

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Dear Sir, Please send me the questions frequently asked during bhel persoal interview for supervisor trainee With worm regards, Alok Kumar Rout e-mail id- rjdalok22@gmail.com

1921

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What are orthotropic materials ?

1150

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What is conduction?

1153

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What is an expansion valve and its purpose?

1875

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Which outer cover is on the welding rod?

1241

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