Why is nitrogen used in welding?

0 Answers  

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Study the attached ACS 790 AHU and boiler GUI and refer to the video on the software usage, catalog and the step by step document (page 9) to perform the following task: List in a table form the controllers and all their connected I/O for the boiler and the AHU.

0 Answers  

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What is the thermal efficiency of a diesel engine?

1 Answers   ABC Inc, RRB, Siemens,

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difference between a tower and vessel

3 Answers  

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1.difference between TIG & MIG welding 2.specific speed of turbine?? 3.material of aircraft turbine blade?

5 Answers   ONGC,

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Can i get technical questions asked in ADANI Power?????

2 Answers   Adani, Adani Power, GJ,

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i need iocl model aptitude question papers soon as possible .so pls 4wd it to m id akakil1820022gmail.com

0 Answers  

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If the unit of pressure is Pa or N/m2, why the blood pressure or the lung pressure is messured in "mm of Hg" or "centimeters of water" respectively ?

3 Answers  

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which cooling process used in gas turbine

4 Answers  

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Which type of impeller has highest speed Backward, Forward ,Straight?

5 Answers   Bhel, NHPC, NTPC,

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what is meant by hybrid vehicles?

6 Answers   GM General Motors,

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How to make a vacuum

3 Answers   Cairn, IIT,

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