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Q. Describe Direct extrusion?
• Direct extrusion, also known as forward extrusion, is the most common extrusion process.
• It works by placing the billet in a heavy walled container.
Fig Direct extrusion
• The billet is pushed through the die by a ram or screw. There is a reusable dummy block between the ram and the billet to keep them separated.
what is dry ness fraction?
(a) Illustrate self-locking and self-energizing brakes. (b) The diameter of the drum is 250mm and the angle of contact is 90 o , If the operating force of 700 N is applied at th
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Calculate tensions in chain and chord - Mechanics: A lamp of mass 1Kg is hung from the ceiling by a chain and is pulled aside by horizontal chord until the chain makes an ang
m=4.9Kg, K=3694 N/m, x=0.013m. I have this much details, now I want to find the damping constant ''b''. I hv tried so much, but this question needs damping ratio ''zeta'' or damped
what is lotus effect
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Q. Explain about Ducts and Flues in steam generators? All air ducts and gas flues connecting the forced draft fan, fan intake silencer, preheater, and transition piece at the g
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