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
Correct Answer :
B. 5515 kg
Related Questions
Mile Stone charts were invented in the year of
1910
1920
1930
1940
Preliminary project report for a road project must contain
The detailed estimated cost based on detailed design
The several alternatives of the project that have been considered
The soil survey, traffic survey, concept design and approximate cost
The contract documents for inviting tenders
A dummy activity
Is artificially introduced
Is represented by a dotted line
Does not consume time
All the above
A critical ratio scheduling
Determines the status of each activity
Adjusts automatically changes in activity progress
Is a dynamic system
None of these
Which one of the following surfaces will give highest coefficient of traction while using crawler track tractors?
Ice
Concrete
Loose sand
Earth
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
Longest duration
Highest cost slope
Least cost slope
Shortest duration
The time by which activity completion time can be delayed without affecting the start of succeeding activities, is known as
Duration
Total float
Free float
Interfering float
In the given figure, the network of a project represents
Activity of an excavation of a footing
Activity of an excavation which starts at event No. 1 and ends at even No. 2
Activity of excavation which takes 8 units of time
None of these
The critical activity has
Maximum float
Minimum float
Zero float
None of these
Total float for any activity is defined as the difference between
Its latest finish time and earliest start time for its successor activity
Its latest start time and earliest start time
Its latest start time and earliest finish time
Its earliest finish time and earliest start time for its successor activity
The three time estimates for the activities of the network shown in the given figure are shown above their arrows. The earliest expected time for the event 4, is
19
14
24
None of these
Pick up the correct statement from the following:
The difference of latest occurrence time and earliest expected time, is called slack
The activities connecting the events having zero slack, lie on the critical path
The critical path consumes the maximum time
All the above
Which of the following does not represent an activity?
Site located
Foundation is being dug
The office area is being cleaned
The invitations are being sent
The artificial activity which indicates that an activity following it, cannot be started unless the preceding activity is complete, is known as
Event
Free float
Dummy
Constraint
The most suitable type of equipment for compaction of cohesive soils is
Smooth-wheeled rollers
Vibratory rollers
Sheep foot rollers
Tampers
If t is the duration of an activity, t1 is the latest finish possible moment of its preceding activity and t2 is the earliest start possible moment, the independent float of the activity is
(t1 - t2) - t
t - (t1 - t2)
(t1 + t2) - t
t + (t1 - t2)
The technique for establishing and maintaining priorities among the various jobs of a project, is known
Event flow scheduling technique
Critical ratio scheduling
Slotting technique for scheduling
Short interval scheduling
Which of the following is not a PERT event?
Site investigation started
Sessional work completed
Bus starts from Jaipur
Class is being attended
The time with which direct cost does not reduce with the increase in time is known as
Crash time
Normal time
Optimistic time
Standard time
Residential buildings are treated as
Light construction
Heavy construction
Industrial construction
Private construction
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
Rolling resistance of a wheel depends upon (i) Vehicle load (ii) Grade (iii) Ground conditions Of these statements
Only (i) is correct
(i) and (ii) are correct
(i) and (iii) are correct
(ii) and (iii) are correct
Critical path
Is always longest
Is always shortest
May be longest
May be shortest
Select the incorrect statement.
Earliest start of an activity is the early event time of the node it leaves.
Latest finish of an activity is the late event time of the node it enters.
Latest start of an activity is its latest finish minus its duration.
None of the above
In CPM analysis,
Emphasis is given to activities
Uncertainties are not allowed
Activities are represented by arrows
All the above
A tractor whose weight is 20 tonnes has a drawbar pull of 2500 kg, when operated on a level road having a rolling resistance 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
Reduce by 200 kg
Increase by 200 kg
Increase by 250 kg
Reduce by 250 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
3425 kg
5515 kg
4350 kg
2975 kg
Free float is mainly used to
Identify the activities which can be delayed without affecting the total float of preceding activity
Identify the activities, which can be delayed without affecting the total float of succeeding activity
Establish priorities
Identify the activities which can be delayed without affecting the total float of either the preceding or succeeding activities
The main principle of an organisation, is
Unity of command
Effective control at all levels
Delegation of authority
All the above
In India, are prefabricated components costlier than those of traditional cast-in-situ items that the prefabricated components replace?
Yes, because of heavier overheads and handling cost
Yes, because of the very high order of quality control for the factory made components
No, because of repetitive manufacture of a number of elements
No, because of savings in site labour