A. viscosity
B. air resistance
C. surface tension forces
D. atmospheric pressure
E. none of the above
Related Mcqs:
- Falling drops of water become spheres due to the property of ________________?
A. adhesion
B. cohesion
C. surface tension
D. viscosity
E. compressibility - The settling velocity of a spherical particle of diameter less than 0.1 mm as per Stock’s law, is__________________?
A. Vs = 418 (Gs – Gw) d [(3T + 70)/100]
B. Vs = 418 (Gs – Gw)d² [(3T + 70)/100]
C. Vs = 218 (Gs – Gw)d² [(3T + 70)/100]
D. Vs = 218 (Gs – Gw)d [(3T + 70)/100] - Surface tension has the units of____________________?
A. newtons/m
B. newtons/m
C. new tons/m
D. newtons
E. newton m - Bernoulli equation deals with the law of conservation of____________________?
A. mass
B. momentum
C. energy
D. work
E. force - The intensity of rain is expressed in________________?
A. cm/minute
B. cm/hour
C. cm/day
D. None of these - A rain sanitary sewer is constructed to carry_________________ ?
A. Sanitary sewage
B. Storm sewage
C. Surface water
D. Ground water - Chlorination of water is done for the removal of____________________?
A. Bacterias
B. Suspended solids
C. Sediments
D. Hardness - In a static fluid__________________?
A. resistance to shear stress is small
B. fluid pressure is zero
C. linear deformation is small
D. only normal stresses can exist
E. viscosity is nil - A one dimensional flow is one which___________________?
A. is uniform flow
B. is steady uniform flow
C. takes place in straight lines
D. involves zero transverse component of flow
E. takes place in one dimension - The capillary rise at 20°C in a clean glass tube of 1 mm bore containing water is ap-proximately____________________?
A. 1 mm
B. 5 mm
C. 10 mm
D. 20 mm
E. 30 mm
