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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.
A child is twirling a 0.0106 kg ball on a string in a horizontal circle whose radius is 0.096 m. The ball travels once around the circle in 0.540 s. (a) Determine the centripeta
Lasers with Solid State Lasing Mediums For an active medium, the solid state laser uses lasing ions which are suspended in a rod shaped solid matrix. These "dopants" in the rod
Determine the maximum pressure applied inside the shell: A thin spherical shell of 1.5 m diameter is built by joining steel plates of 8 mm thickness by riveting. The efficienc
A Double shoe brake is capable of absorbing a torque of 1400 N-m. The diameter of the brake drum is 350 mm and the angle of contact for each shoe is 100 o . if the coefficient of f
Find out the Moment of Inertia of a triangular area: Find out the Moment of Inertia of a triangular area ABC with base b and height d around its base BC. Therefore or otherwis
Necessity of Lubrication To lubricate the various parts of engine. The supplementary function of lubrication is to cool and clean the engine parts. To prevent en
Give a neat and clean diagram of Heavy water type "CANDU" nuclear power plant and illustrate its working. The incremental fuel costs for two generating units ‘a and b' of a powe
Q. Formed heads of vessels? Formed heads are generally of 2:1 semi ellipsoidal form, but other heads may be used, such as hemispherical, torispherical, conical and toriconical.
what are the applications of statics in engineering
Ask question #Minimum 100 woHeat generated uniformly in Stainless steel plate having k=20 W/m.0C. The thickness of the plate is 1cm and the heat generation rate is 500 MW/m3. If th
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