(i) Vehicle load
(ii) Grade
(iii) Ground
select the correct statements?
A. only (i) is correct
B. (i) and (ii) are correct
C. (i) and (iii) are correct
D. (ii) and (iii) are correct
Related Mcqs:
- 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___________________?
A. 20 kg/tonne
B. 30 kg/tonne
C. 40 kg/tonne
D. 50 kg/tonne - A tractor whose weight is 20 tonnes has a drawbar pull of 2500 kg, when operated on a level road having a rolling resistence of 30 kg per tonne. If this tractor is operated on a level road having a rolling resistance of 40 kg per tonne, then the drawbar pull of the tractor will________________?
A. reduce by 200 kg
B. increase by 200 kg
C. increase by 250 kg
D. reduce by 250 kg - 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__________________?
A. 30 kg
B. 300 kg
C. 900 kg
D. 1000 kg - 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________________?
A. 3425 kg
B. 5515 kg
C. 4350 kg
D. 2975 kg - Which of the following surfaces will give highest rolling resistance for a rubber tyred vehicle?
A. Concrete
B. Loose sand
C. Asphalt
D. Firm earth - The basic action involved in sheep foot rolling is_______________?
A. Kneading
B. Pressing
C. Tamping
D. Vibration - The grade resistance factor for an earth moving machine can be obtained by multiplying grade percentage by a factor approximately equal to_________________?
A. 2 kg/tonne
B. 6 kg/tonne
C. 9 kg/tonne
D. 20 kg/tonne - 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______________?
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 - The correct sequence of these activities is________________?
Consider the following activities in a building construction?
1. Concreting of roof slabs
2. Brick-jelly lime concrete terracing
3. Erection of form work for slab
4. Construction of parapet wall in terraceA. 1,3,2,4
B. 3,1,4,2
C. 3,1,2,4
D. 1,3,4, 2 - The constraints in case of resource smoothening operation would be_______________?
A. resources
B. project duration time
C. both resources and project duration time
D. none of the above
