Civil Engineering MCQs

2965 MCQs  (Page 248 of 297)

Ratio of inertia force to elastic force is known as _____________________?
A. Mach number
B. Froude number
C. Reynold’s number
D. Weber’s number
For a floating body to be in equilibrium __________________?
A. Meta center should be above e.g.
B. Center of buoyancy and e.g. must lie on same vertical plane
C. A righting couple should be formed
D. All of the above
For a body floating in a liquid the normal pressure exerted by the liquid acts at _________________?
A. Bottom surface of the body
B. E.g. of the body
C. Metacentre
D. All points on the surface of the body
According to the principle of buoyancy a body totally or partially immersed in a fluid will be lifted up by a force equal to __________________?
A. The weight of the body
B. More than the weight of the body
C. Less than the weight of the body
D. Weight of the fluid displaced by the body
Buoyant force is___________________?
A. Resultant force acting on a floating body
B. Equal to the volume of liquid displaced
C. Force necessary to keep a body in equilibrium
D. The resultant force on a body due to the fluid surrounding it
Ratio of inertia force to surface Jension is known as ________________________?
A. Mach number
B. Froude number
C. Reynold’s number
D. Weber’s number