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1. Which of the following surfaces will give highest rolling resistance for a rubber tyred vehicle?
Concrete
Loose sand
Asphalt
Firm earth
2. 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 _____.
30 kg
300 kg
900 kg
1000 kg
3. The grade resistance factor for an earth moving machine can be obtained by multiplying grade percentage by a factor approximately equal to ______.
2 kg/tonne
6 kg/tonne
9 kg/tonne
20 kg/tonne
4. A four wheel tractor 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 _____.
20 kg/tonne
30 kg/tonne
40 kg/tonne
50 kg/tonne
5. 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 ?
Rs. 31050
Rs. 34500
Rs. 37950
Rs. 50000
6. 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
Rs.1740
Rs.3480
Rs.5220
Rs.6960
7. The probability of completion of any activity within its expected time is _____.
50%
84.1%
99.9%
100%
8. If the scheduled completion time of a project is more than the earliest expected time for completion of the project, then the probability of completion of the project within the scheduled completion time will be
50%
less than 50%
more than 50%
100%
9. If the expected time for completion of a project is 10 days with a standard deviation of 2 days, the expected time of completion of the project with 99.9% probability is _____.
4 days
6 days
10 days
16 days
10. If the expected time of completion of a project is 60 weeks with a standard deviation of 5 weeks, the probability of completing the project in 50 weeks and 65 weeks respectively will be _____.
2.3% and 84.1%
97.7% and 84.1%
97.7 % and 15.9%
15.9% and 97.7%
11. 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
3.7 years
4.23 years
5 years
7.87 years
12. In time-cost optimization of a project, crashing is done.
on all the activities
on all the activities lying on the critical path
only on activities lying on the orginal critical path and having flatter cost slopes
on original critical activities and those that become critical at any stage of crashing in the order of ascending cost slope
13. During the construction period, price variation clause in contracts caters to _______.
increase in rates of only important materials
variation in cost in materials element, labour element and petrol-oil-lubricant element
variation in total cost of the project on an ad hoc basis
rate of inflation
14. At a work site, statistical quality control of concrete means
measurement of risks to eliminate failures
applying the theory' of probability to sample testing or inspection
reduction in wastage of inspection costs
reduction in costs for the removal of defects
15. Mobilization advance up to 10% of the cost of work is given to a contractor
on commencement of work at site for payment of loan taken by him
for the purchase of construction materials
for the payment of advances to labour and other staff
for all activities required to start the work at site on finalization of the contract document
16. Sinking fund is ______.
the fund for rebuilding a structure when its economic life is over
raised to meet maintenance costs
the total sum to be paid to the municipal authorities by the tenants
a part of the money kept in reserve for providing additional structures and structural modifications
17. In resources levelling _______.
total duration of project is reduced
total duration of project is increased
uniform demand of resources is achieved
cost of project is controlled
18. The original cost of an equipment is Rs.10,000/-. Its salvage value at the end of its total useful life of five years is Rs. 1,000/-. Its book value at the end of two years of its useful life (as per straight line method of evaluation of depreciation) will be ______.
Rs. 8,800/
Rs. 7,600/-
Rs. 6,400/-
Rs. 5,000/-
19. For a given activity, the optimistic time, pessimistic time and the most probable estimates are 5, 17 and 8 days respectively, The expected time is _____.
8 days
9 days
10 days
15 days
20. The maximum rimpull in the first gear of a tractor while towing a load is 6300 kg. The tractor weighs 12.5 tonnes and is operating along a 2 percent upgrade and the rolling resistance is 45 kg/tonne. Pull available for towing the load is ______.
3425 kg
5515 kg
4350 kg
2975 kg
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