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WEDGE FRICTION:
Explain how wedge is used for raising heavy loads. Also give principle of it.
Sol.: Principle of wedge: A wedge is small piece of material having two of their opposite faces not parallel. To lift block of weight W, it is pushed by horizontal force P which lifts the block by imparting reaction on the block in direction 1r to meeting surface that is always greater than total downward force applied by block W This will cause resultant force acting in upward direction on block and moves up.
derivation of elongation of bar due to its self weight
PRINCIPLE OF SUBMERGED ARC WELDING In submerged arc welding, the arc zone is submerged beneath the molten flux and hence there is no visible signature of the arc. Welding current
Q. Working of Burner Assembly in steam generators? The Steam Generators shall be equipped with a packaged burner assembly consisting of a burner, combustion air fan, ductwork,
How kleins construction method is different from other type of graphical method
Mr. Moody has decided to invest at most N$100 000 in securities in the form of corporate stocks. He has classified his options into three groups of stocks: blue-chip stocks that he
what is internal combustion engine
explain capacity planning system
Explain iron carbon diagram with all small details
a) You were assigned to determine the production rate for a polymer extrusion process. The extruder is found to have a barrel diameter = 4.5 in and length = 11 ft. The extruder scr
Explain the Advantages of Automation 1. There is an increase in productivity. 2. The unit cost is reduced as larger number of components can be manufactured in shorter time
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