681. The increase of temperature results in_________________?
A. increase in viscosity of gas
B. increase in viscosity of liquid
C. decrease in viscosity of gas
D. decrease in viscosity of liquid
✅ The correct answer is option D.
Civil Engineering
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682. The financial health of the company is measured in terms of______________?
A. Liquidity
B. Solvency
C. Relative risk
D. All of the above
✅ The correct answer is option D.
683. In a forced vortex, the velocity of flow everywhere within the fluid is__________________?
A. maximum
B. minimum
C. zero
D. non-zero finite
✅ The correct answer is option D.
684. For large sewers, maximum distance between manholes may be_______________?
A. 50 m
B. 100 m
C. 200 m
D. 300 m
✅ The correct answer is option D.
685. No treatment of the sewage is given if dilution factor is_____________?
A. Less than 150
B. Between 150 to 200
C. Between 200 to 300
D. More than 500
✅ The correct answer is option D.
686. A nuisance is experienced in diluting water if dilution factor is less than_________________?
A. 100
B. 60
C. 40
D. 20
✅ The correct answer is option D.
687. For evaporation and measurement of settable solids, the apparatus used, is________________?
A. A jar
B. A breaker
C. A test tube
D. An Imhoff cone
✅ The correct answer is option D.
688. The formula V = (1/n) r2/3____________________?
A. Chezy’s formula
B. Bazin’s formula
C. Kutter’s formula
D. Manning’s formula
✅ The correct answer is option D.
689. Large diameter sewers subjected to external pressure alone, are reinforced ______________________?
A. Near the inner surface of the pipe
B. Near the outer surface of the pipe
C. Both A. and B.
D. With elliptical cage
✅ The correct answer is option D.
690. The layers of vegetable wastes and night soil alternatively piled above the ground to form a mound, is called_______________?
A. A heap
B. Plateau
C. Windrow
D. None of these
✅ The correct answer is option D.