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a) State FOUR factors that affect the effectiveness of hydrodynamic lubrication as a means of reducing friction between components.
b) Under what conditions would boundary lubrication be used rather than hydrodynamic lubrication and what would cause this to happen?
c) Briefly describe THREE uses of lubricants other than for lubrication.
Heat Treatment of Stainless Steels: Stainless steels, as other steels, react to heat treatments over broad range. They are subjected to one or more of the given heat treatmen
Processing Sequence for Manufacturing Coupling Nut Referring to the Figure 12 below, we now illustrate the processing sequence for manufacturing coupling nut.
During a test on a Lister engine in a thermal laboratory, following parameters were measured; crank shaft speed=1,750rpm Load on dynamometer=220N Radius of dynamometer=1.5m Fuel co
Tension in the strings: Sol.: When weight is attached to string then it will be in tension. The diagrams are shown below to describe this particular concept.
state bernouli''s theorem
FRICTION WELDING In this, friction is employed to generate heat b/w two sliding or rotating metal surfaces. This process is usually carried out by placing the pieces to be welded
Calculate the displacement of a particle: The displacement of a particle is given by the equation, x = 10 t 3 - 7 t 2 + 6 t + 2 I. Calculate its d
Explain Degree of Freedom - Jig and Fixture The complete location of components inside a jig or fixtures can be understood with the help of figure. The work piece is a
Two bodies of mass 1 kg and 2 kg move towards each other in mutually perpendicular direction with velocities 3m/s and 2 m/s respectively. If the bodies stick together after collisi
three indications of centrifugal pump cavitating
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