HI SIR PLEASE TELL THE DIFFERENCE OF WELDING TRANSFORMER AND WELDING RECTIFIER AND WELDING INVERT ER AND WHICH PLACE IS USED WHICH TYPE

2 Answers   Alstom, SPML,

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why spur gear making noise douring running, why spur gear teeth get crack, what is the effect of heat treatment on spur gear how to reduce the noise bet gear

1 Answers  

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why...? turbo charger used in DG....?

7 Answers   Infosys,

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friction force depend upon contact area or not.if depen how

2 Answers  

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What do you mean by annealing?

0 Answers  

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Which is more efficient? A rear engine Volvo Bus or a Front engine Volvo Bus? (Engine Capacity is same 4 both) why?

7 Answers   Visa Steel,

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Which parameter remains constant in isochoric process ?

0 Answers  

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how you can define coal ?

0 Answers  

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what is the difference between shaft vibration and bearing vibration?

1 Answers  

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how to find out the area CFM calculation ?

4 Answers  

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What is the pressure of fuel oil on main engine and diesel generator?

0 Answers   RRB, Trident,

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what is NPSH ?

5 Answers  

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