A. less
B. more
C. equal
D. less at low temperature and more at high temperature
E. there is no such criterion
Related Mcqs:
- If cohesion between molecules of a fluid is greater than adhesion between fluid and glass, then the free level of fluid in a dipped glass tube will be_________________?
A. higher than the surface of liquid
B. the same as the surface of liquid
C. lower than the surface of liquid
D. unpredictable
E. none of the above - Mercury does not wet glass. This is due to property of liquid known as_________________?
A. adhesion
B. cohesion
C. surface tension
D. viscosity
E. compressibility - The non-clog pump which permits solid matter to pass out with the liquid sewage, is________________?
A. Centrifugal pump
B. Reciprocating pump
C. Pneumatic ejector
D. None of these - A liquid compressed in cylinder has a volume of 0.04 m3 at 50 kg/cm2 and a volume of 0.039 m3 at 150 kg/cm2. The bulk modulus of elasticity of liquid is _________________?
A. 400 kg/cm2
B. 4000 kg/cm2
C. 40 x 105 kg/cm2
D. 40 x 106 kg/cm2
E. none 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
E. all of the above - Units of surface tension are_________________?
A. energy/unit area
B. distance
C. both of the above
D. it has no units
E. none of the above - Dimensions of surface tension are_________________?
A. MlL°T2
B. MlL°Tx
C. MlL r2
D. MlL2T2
E. MlL°t - The asbestos cement sewers are_________________?
A. Light in weight
B. Not structurally strong to bear large compressive stress
C. Susceptible to corrosion by sulphuric acid
D. All the above - The clarigesters are_________________?
A. Circular septic tanks
B. Rectangular septic tanks
C. Circular Imhoff double tanks with bottom hoppers
D. Circular Imhoff double storey tanks without bottom hoppers - The region between the separation streamline and the boundary surface of the solid body is known as_________________?
A. wake
B. drag
C. lift
D. boundary layer
E. aerofoil section
