Properties of fluid

Machine Design (Set 1)


Multiple Choice Questions


1. The ratio of belt tensions (p1/p2) considering centrifugal force in flat belt is given by
Where m = mass of belt per metre (kg/m)
v = belt velocity (m/s)
f = coefficient of friction
a = angle of wrap (radians)




2. The ultimate strength of steel in tension in comparison to shear is in the ratio of




3. In radial cams, the follower moves




4. The permissible stress for carbon steel under static loading is generally taken as




5. The property of a material which enables it to resist fracture due to high impact loads is known as




6. In replacing the V-belts, a complete set of new belts is used instead of replacing a single damaged belt because




7. A hot short metal is




8. In case of pressure vessels having closed ends, the fluid pressure induces




9. Guest's theory of failure is applicable for following type of materials




10. A V-belt designated as B 4430 LP has