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Civil Engineering Objective Questions { Hydraulics }



8. If the volume of a liquid weighing 3000 kg is 4 cubic metres, 0.75 is its
A. specific weight
B. specific mass
C. specific gravity
D. none of these.

9. In C.G.S. system the unit of visocity is
A. dyne
B. joule
C. poise
D. Newton

10.  In Newton's viscosity equation n = ?du , the coefficient dy(g) is known as coefficient of
A. viscosity
B. absolute viscosity
C. dynamic viscosity
D. all the above.

11. Water belongs to
A. Newtonian fluids
B. non-Newtonian fluids
C. compressible fluid
D. none of these.

12.  In C.G.S. system the units of kinematic viscosity, is
A. stoke
B. poise
C. Newton
D. none of these.

13. Kinematic viscosity of liquids by equation V = 0.0022 t 1.8.t is determined by :
A. Redwood viscometer
B. Engler viscometer
C. Saybolt universal viscometer
D. None of these.

14. Fluids change the volume under external presssure due to
A. plasticity
B. viscosity
C. compressibility
D. none of these.

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