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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.
#Double action dies
Torsion of a Cylinder Let a cylinder of length l and radius R be clamped at one end and twisted at the other end by applying a torque τ about the axis of the cylinder. Each
(a) How are the cutting fluids classified ? Explain every class with a couple of lines. (b) A carbide cutting tool has tool life exponent n = 0.27. It gives a tool life of 60 mi
full explaination
Isothermal Transformation: Austenite is not normally converted in martensite instantly but the procedure continues for some time. Various steels take various time for full tr
Tensile and Compressive Force: T ensil e Forces A force, that pulls the body, is called as tensile force. Here member AB is tension member carrying tensile force P. As
Careful consideration of the bioreactor agitation and aeration system is required in order to maintain a homogeneous environment and provide sufficient oxygen transfer rates to mee
Q. Show Mass energy Relation? Until the time of Einstein, mass and energy were considered as two different physical quantities. But in 1905, with the help of postulates of the
During paddling of a bicycle,the force of friction exerted by the ground on the two wheels is? Ans) Since the rear wheel rotates by itself (we only paddle to rotate the fron wheel
State the assumptions in pin joined trusses?
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