A. Size
B. Shape
C. Weight
D. None of these
Related Mcqs:
- A sewer pipe contains 1 mm sand particles of specific gravity 2.65 and 5 mm organic particles of specific gravity 1.2, the minimum velocity required for removing the sewerage, is_____________________?
A. 0.30 m/sec
B. 0.35 m/sec
C. 0.40 m/sec
D. 0.45 m/sec - Discrete or granular particles change their_________________ ?
A. Size
B. Shape
C. Weight
D. None of these - What is the change in cost per unit variable change called ?
A. Variable cost
B. Incremental cost
C. Fixed cost
D. Supplemental cost - Hazen’s formula VS = 418 (GS – Gw)d [(3T + 70)/100] is used for the settlement velocity of the particles of diameter______________________?
A. Less than 0.01 mm
B. Less than 0.05 mm
C. Less than 0.1 mm
D. Greater than 0.1 mm - The settling velocity of the particles larger than 0.06 mm in a settling tank of depth 2.4 is 0.33 m per sec. The detention period recommended for the tank, is____________________?
A. 30 minutes
B. 1 hour
C. 1 hour and 30 minutes
D. 2 hours - The flow in which the particles of a fluid attain such velocities that vary from point to point in magnitude and direction as well as from instant to instant, is known as_________________?
A. one dimensional flow
B. uniform flow
C. steady flow
D. turbulent flow
E. streamline flow - Fluid is a substance which offers no resistance to change of_________________?
A. pressure
B. flow
C. shape
D. volume
E. temperature - The volumetric change of the fluid caused by a resistance is known as_________________?
A. volumetric strain
B. volumetric index
C. compressibility
D. adhesion
E. cohesion - The flow in which conditions do not change with time at any point, is known as _____________________?
A. one dimensional flow
B. uniform flow
C. steady flow
D. turbulent flow
E. streamline flow - The sewer pipes__________________?
A. Carry sewage as gravity conduits
B. Are designed for generating self-cleansing velocities at different discharge
C. Should resist the wear and tear caused due to abrasion
D. All the above
