43.
If the output of a drag-line for 90° angle of swing at optimum depth of cut is X, then the output for 120° angle of swing at 120% of optimum depth of cut will be

44.
A wheeled tractor hauling unit is working on firm earth. The total loaded weight distribution of this unit is:
Drive wheels: 25000 kg
Scraper wheels: 10000 kg
If the coefficient of traction for wheeled tractor on firm earth is 0.5, the rimpull which this tractor can exert without slipping is

47.
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

49.
Whenever an activity has zero total float, then

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