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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.
Free body diagram: Sol.: In a free body diagram, the body is considered by itself and also the effect of the surroundings on the body is shown by forces and moments. Free bod
(a) Split up the harmonic x = 8 sin(ωt + 45°), into two harmonic motions, one of which has amplitude of 10 and phase difference zero. (a) A body is subjected to two harmonic mot
Discover modulus of elasticity of the composite: A composite of glass fibres and epoxy contain all fibres laid along the length and is needed to carry a stress of 1200 MPa. Th
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.
Determine the force: Determine the force P needed to start block B illustrated in Figure moving to the right if the coefficient of friction is 0.3 for all surfaces of contact.
Specific volume of the superheated steam: It is volume occupied by unit mass of superheated steam corresponding to given pressure of superheated steam generation. Superheated
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Dissect an email you have received. First, get the original, ASCII text of the email, including the headers, and the blank line separating the headers and the body of the email.
SHIELDING GAS ADVANTAGES Some of the advantages of GMAW process as compared to other arc welding process are as follows: It is a continuous welding process and can
Q. Show Corrosion Loss? Additional metal thickness must be added, to compensate for anticipated loss due to metal reacting with the environments to which it is subjected, inclu
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