civil engineering MCQs – Page 266

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 Review each marked answer and report any item that may be outdated or unclear.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

5301. Which of the following surfaces will give highest rolling resistance for a rubber tyred vehicle?
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A. Concrete

B. Firm earth

C. Loose sand

D. Asphalt

5302. Consider the following statements for a power shovel?
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A. ect the correct statements?

B. i) Output can be increased by keeping the depth of cut less than optimum depth

C. ) For a given angle of swing, output will be maximum at optimum depth of cut

D. Output can be increased by reducing the angle of swing for a given depth of cut

E. ) Output can be increased by increasing the size of shovel</strong>

5303. Which one of the following is not an excavating and moving type of equipment ?
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A. Clam shell

B. Scraper

C. Dump truck

D. Bulldozer

5304. Which of the following does not represent an activity?
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A. site located

B. foundation is being dug

C. the invitations are being sent

D. the office area is being cleaned

5305. The process of incorporating changes and rescheduling or replanning is called_______________?
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A. updating

B. resource levelling

C. resource smoothening

D. critical path scheduling

5306. For which of the following materials, the output of power shovels for a fixed shovel size will be maximum_______________?
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A. We|l blasted rock

B. Moist loam

C. Good common earth

D. Wet sticky clay

5307. Interfering float is the difference between__________________?
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A. total float and free float

B. total float and independent float

C. free float and independent float

D. none of the above

5308. An earth moving equipment costs Rs. 5,00,000/- and has an estimated life of 10 years and a salvage value of Rs. 50,000/-.What uniform annual amount must be set aside at the end of each of the 10 years for replacement if the interest rate is 8% per annum and if the sinking fund factor at 8% per annum interest rate for 10 years is 0.069 ?
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A. Rs. 31050

B. Rs. 50000

C. Rs. 37950

D. Rs. 34500

5309. If the gross vehicle weight of a truck is 30 t and rolling resistance is 30 kg/tonne, then the tractive effort required to keep the truck moving at a uniform speed is__________________?
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A. 30 kg

B. 900 kg

C. 300 kg

D. 1000 kg

5310. At a work site, statistical quality control of concrete means________________?
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A. reduction in wastage of inspection costs

B. applying the theory of probability to sample testing or inspection

C. measurement of risks to eliminate failures

D. reduction in costs for the removal of defects

5311. A machine costs Rs. 20000 and its useful life is 8 years. The money is borrowed at 8% interest per annum. The capital recovery factor at 8% interest per annum for 8 years is 0.174. The annual equipment cost of the machine will be________________?
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A. Rs.1740

B. Rs.6960

C. Rs.3480

D. Rs.5220

5312. In the time-cost optimisation, using CPM method for network analysis, the crashing of the activities along the critical path is done starting with the activity having________________?
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A. least cost slope

B. shortest duration

C. longest duration

D. highest cost slope

5313. Whenever an activity has zero total float, then_______________?
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A. free float of the activity must be zero but independent float need not be zero

B. independent float must be zero but free float need not be zero

C. free float and independent float both must be zero

D. free float and independent float both need not be zero

5314. Rolling resistance of a wheel depends upon_____________?
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A. Vehicle load

B. ) Grade

C. ect the correct statements?

D. i) Ground</strong>

5315. A tractor shovel has a purchase price of Rs. 4.7 lacs and could save the organization an amount of rupees one lac per year on operating costs. The salvage value after the amortization period is 10% of the purchase price. The capital recovery period will be________________?
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A. 5 years

B. 3.7 years

C. 7.87 years

D. 4.23 years

5316. Sinking fund is_______________?
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A. a part of the money kept in reserve for providing additional structures and structural modifications

B. raised to meet maintenance costs

C. the fund for rebuilding a structure when its economic life is over

D. the total sum to be paid to the municipal authorities by the tenants

5317. A contractor has two options : Invest his money in project A or (II) : Invest his money in project B. If he decides to invest in A, for every rupee invested, he is assured of doubling his money in ten years. If he decides to invest in B, he is assured of making his money 1.5 times in 5 years. If the contractor values his money at 10% interest rate, he______________?
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A. could invest in either of the two projects

B. should invest in project A

C. should invest in neither of the two projects

D. should invest in project B

5318. Which of the following excavators is most suitable for digging under water?
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A. Hoe

B. Drag line

C. Dipper shovel

D. Clam shell

5319. If the optimistic time, most likely time and pessimistic time for activity A are 4, 6 and 8 respectively and for activity B are 5, 5.5 and 9 respectively, then______________?
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A. expected time of activity A is greater than the expected time of activity B

B. expected time of activity B is greater than the expected time of activity A

C. expected time of both activities A and B are same

D. none of the above

5320. A four wheel trac*or whose operating weight is 12000 kg is pulled along a road having a rising slope of 2% at a uniform speed. Assume grade resistance factor = 10 kg/tonne. The tension in the tow cable is 720 kg. The rolling resistance of the road will be___________________?
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A. 20 kg/tonne

B. 40 kg/tonne

C. 50 kg/tonne

D. 30 kg/tonne

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