The old welding machines used electromagnetic winding to step up the current for welding rods. What is the new principle inside the welding machines?

4 Answers   Bharat Gears, Focus, Focus Energy,

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what happens when the spark are introduced before the piston reaches maximum

4 Answers   KBR,

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What is the effect if tour refrigeration system has an air?

1 Answers   RRB,

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How to prevent back fire of boiler?

0 Answers   RRB,

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What can be the reasons for a metal gasket to leak?

5 Answers  

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Explain the function of cooling water expansion tank.

0 Answers   RRB,

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what is aim?

8 Answers   Atlas Honda, TATA,

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why we open open condenser vacume early when the unit get balck?

0 Answers  

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4 stroke engine have how many suctions

1 Answers   Varun Motors,

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If the black box flight recorder is never damaged during a plane crash, why not the whole airplane made out of that stuff?

0 Answers  

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What is difference between pipe and tube?

4 Answers   Tata Technologies,

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Is your basic salary of $...... , good for you if employed?In case of any eventuailt,who is your next of kin?

0 Answers  

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