841. Which of the following meters is not associated with viscosity__________________?
A. Red wood
B. Say bolt
C. Engler
D. Orsat
✅ The correct answer is option D.
Civil Engineering
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842. Pressure of the order of 10″‘ torr can be measured by_______________ ?
A. Bourdon tube
B. Pirani Gauge
C. micro-manometer
D. ionisastion gauge
✅ The correct answer is option D.
843. Flocculated particles do not change their___________________?
A. Size
B. Shape
C. Weight
D. None of these
✅ The correct answer is option D.
844. The difference of pressure between the inside and outside of a liquid drop is________________?
A.p = Txr
B.p = T/r
C. p = T/2r
D. p = 2T/r
✅ The correct answer is option D.
845. If the depletion of oxygen is found to be 5 ppm after incubating a 2.5% solution of sewage sample for 5 days at 21°C, B.O.D. of the sewage is_____________________?
A. 50 ppm
B. 100 ppm
C. 150 ppm
D. 200 ppm
✅ The correct answer is option D.
846. Which of the following manometer has highest sensitivity __________________?
A. U-tube with water
B. inclined U-tube
C. U-tube with mercury
D. micro-manometer with water
✅ The correct answer is option D.
847. The direct cost of a project with respect to normal time is________________?
A. minimum
B. maximum
C. zero
D. infinite
✅ The correct answer is option A.
848. A machine is purchased for Rs. 10,000,00/- and has an estimated life of 10 years. The salvage value at the end of 10 years is Rs. 1,50,000/-. The book value of the machine at the end of 5 years using general straight line method of evaluation of depreciation is__________________?
A. Rs. 4,75,000/-
B. Rs. 5,75,000/-
C. Rs. 6,50,000/-
D. Rs. 8,50,000/-
✅ The correct answer is option B.
849. Sinking fund is_______________?
A. the fund for rebuilding a structure when its economic life is over
B. raised to meet maintenance costs
C. the total sum to be paid to the municipal authorities by the tenants
D. a part of the money kept in reserve for providing additional structures and structural modifications
✅ The correct answer is option A.
850. The time with which direct cost does not reduce with the increase in time is known as_________________?
A. crash time
B. normal time
C. optimistic time
D. standard time
✅ The correct answer is option B.