1. A vessel of 4 m3 contains an oil which weighs 30 kN. The specific weight of the oil is
2. The flow in a pipe or channel is said to be uniform when
3. A structure used to dam up a stream or river over which the water flows is called
4. Coefficient of discharge Cd is equal to (where Cc = Coefficient of contraction, Cv = Coefficient of velocity, and Cr = Coefficient of resistance)
5. The density of a liquid in kg/m3 is numerically equal to its specific gravity.
6. The coefficient of discharge for an external mouthpiece depends upon
7. In an internal mouthpiece, if the jet after contraction does not touch the sides of the mouthpiece, then the mouthpiece is said to be
8. The critical depth meter is used to measure
9. The value of coefficient of velocity for a sharp edged orifice __________ with the head of water.
10. The specific gravity of an oil whose specific weight is 7.85 kN/m3, is
11. The force of buoyancy is always __________ the weight of the liquid displaced by the body.
12. The body will float if the force of buoyancy is __________ the weight of the liquid displaced.
13. In a venturi flume, the flow takes place at
14. The ratio of specific weight of a liquid to the specific weight of pure water at a standard temperature is called
15. The quantity of a liquid flowing per second through a section of a pipe or a channel is called discharge and is measured in cumecs (m3/s).
16. The pressure of liquid at throat in a venturimeter is __________ than that at inlet.
17. The velocity of liquid flowing through an orifice varies with the available head of the liquid.
18. A fluid which obeys the Newton's law of viscosity is termed as
19. A fluid whose viscosity changes with the rate of deformation or shear strain is known as non-newtonian fluid.
20. Kinematic viscosity is the product of dynamic viscosity and the density of the liquid.
Fluid Mechanics MCQ 2
You got {{userScore}} out of {{maxScore}} correct
{{title}}
{{image}}
{{content}}