civil engineering MCQs – Page 134

Practise multiple-choice questions from civil engineering for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

civil engineering Mcqs
2661. If the depletion of oxygen is found to be 5 ppm after incubating a 2.5% solution of sewage sample for 5 days at 21C, B.O.D. of the sewage is_____________________?
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A. 200 ppm

B. 150 ppm

C. 50 ppm

D. 100 ppm

2662. The financial health of the company is measured in terms of______________?
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A. Relative risk

B. Solvency

C. All of the above

D. Liquidity

2663. All are classified under direct labor expenses EXCEPT one. Which one ?
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A. Assembly cost

B. Inspection cost

C. Supervision cost

D. Testing cost

2664. The flow back of profit plus depreciation form a given project is called ___________________?
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A. Economic return

B. Cash flow

C. Capital recovery

D. Earning value

2665. Which one of the following statements is correct ?
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A. Snow albedo falls at all wave length with the increase of grain size

B. The effect of grain size on reflection is maximum in the near-IR region

C. The effect of grain size on reflection is low in the visible region of the spectrum

D. All of these
2666. What is used to record historical financial transactions ?
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A. Bookkeeping system

B. Balance check

C. General journal system

D. Ledger system

2667. Primary treatment of sewage consists of removal of__________________?
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A. Oil and grease

B. Floating materials

C. Sand and girt

D. Large suspended organic solids
2668. The effluent of a septic tank is_________________?
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A. Foul and contains dissolved and suspended solids

B. None of these

C. Fit for discharge into any open drain

D. As good as that from a complete treatment

2669. The ability to convert assets to cash quickly is known as ________________?
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A. Insolvency

B. Solvency

C. Liquidity

D. Leverage

2670. The dimensions of a rectangular settling tank are: length 24 m, width 6 m and depth 3 m. If 2 hour detention period for tanks is recommended, the rate of flow of sewage per hour, is_____________________?
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A. 216 cu.m

B. 208 cu.m

C. 212 cu.m

D. 204 cu.m

2671. What is the simplest form of business organization ?
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A. Sole proprietorship

B. Corporation

C. Partnership

D. Enterprise

2672. The pH value of fresh sewage is usually ______________________?
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A. More than 7

B. Equal to zero

C. Equal to 7

D. Less than 7

2673. Pick up the correct statement from the following ?
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A. Small sewers are cleaned by flushing

B. Medium sewers are cleaned by cane rodding

C. Medium sewers may be cleaned by pills

D. All the above
2674. The true value of interest rate computed by equations for compound interest for a 1 year period is known as __________________?
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A. Nominal interest

B. Effective interest

C. Economic return

D. Expected return

2675. Gross margin is the ratio of the gross profit to _________________?
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A. Net sale

B. Inventory turnover

C. Owners equity

D. Quick assets

2676. The settling velocity of a spherical particle of diameter less than 0.1 mm as per Stocks law, is__________________?
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A. Vs = 218 (Gs Gw)d [(3T + 70)/100]

B. Vs = 418 (Gs Gw)d [(3T + 70)/100]

C. Vs = 218 (Gs Gw)d [(3T + 70)/100]

D. Vs = 418 (Gs Gw) d [(3T + 70)/100]

2677. What represents the share of participation in business organizations?
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A. Stock

B. Franchise

C. Partnership

D. Corporation

2678. What is an index of short-term paying ability ?
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A. Price-earnings ratio

B. Gross margin

C. Current ratio

D. Profit margin ratio

2679. Pick up the correct statement from the following?
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A. The solubility of oxygen in sewage is 95% that is in distilled water

B. Only very fresh sewage contains some dissolved oxygen

C. All the above

D. In treated sewage, 4 ppm of D.O. is essential

2680. In the activated sludge process__________________?
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A. Aeration is continued till stability

B. Sludge is activated by constant stirring

C. Aeration is done with an admixture of previously aerated sludge

D. Water is removed by centrifugal action