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SHIELDING GASES
Shielding gas is directed by the torch to the arc and weld pool to protect the electrode and the molten weld metal from atmospheric contamination.
Argon and helium or mixtures of the two are the most common types of inert gas used for the shielding. Argon hydrogen mixtures are used for special applications.
Free Body Diagram: while a body or link is isolated, the forces (active and reactive) are also illustrated on it. It is called free body diagram of the body. The essential condit
Thin wall tube has diameter of 60mm. The end of it will be compressed to square form. Calculate how many percents torsion strength will becomne lower at the end of tube?
Risks associated with identified hazards can be reduced to a reasonable level through the application of good design principles that are focused on integrating safety into the over
Break even analysis: The costs from Shagun Palace, a continental restaurant, are shown below. Fixed costs are Rs. 50,000 per month. Break even analysis is applied as a
Q. What is Auto-Ignition Temperature? Auto-Ignition Temperature (AIT) - The auto-ignition temperature is the temperature at which a product will burn without application of any
Natur e of Bending Stress If the beam is not loaded, it will not bend as shown in the figure-a. But if the beam is loaded, it will bend as shown in the figure-b, whatever may
number of degrees of freedom in gear
Work - thermodynamics: The work can be defined as follows: "Work is defined as energy transferred across the boundary of a system due to an intensive property difference ot
Find out the number of revolution: A flywheel of mass 20 kg and radius 100 mm is made to rotate at 600 RPM. Determine the KE of the flywheel. If the frictional couple at its b
operation
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