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________________?
(A) 3.7 years
(B) 4.23 years
(C) 5 years
(D) 7.87 years
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________________?
(A) 4 days
(B) 6 days
(C) 10 days
(D) 16 days
The probability of completion of any activity within its expected time is_________________?
(A) 50%
(B) 84.1%
(C) 99.9%
(D) 100%
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 ?
(A) Rs. 31050
(B) Rs. 34500
(C) Rs. 37950
(D) Rs. 50000
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_______________?
(A) 10000 kg
(B) 12500 kg
(C) 22500 kg
(D) 5000 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
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________________?
(A) longest duration
(B) highest cost slope
(C) least cost slope
(D) shortest duration
The rated loads of lifting cranes, as percentage of tipping load at specified radius, for crawler-mounted, and pneumatic tyremounted machines would be respectively_________________?
(A) 80 and 90
(B) 90 and 80
(C) 85 and 75
(D) 75 and 83
Batching refers to________________?
(A) controlling the total quantity at each batch
(B) weighing accurately, the quantity of each material for a job before mixing
(C) controlling the quantity of each material into each batch
(D) adjusting the water to be added in each batch according to the moisture content of the materials being mixed in the batch
For excavating utility trenches with precise control of depth, the excavation equipment used is_______________?
(A) Hoe
(B) Shovel
(C) Dragline
(D) None of the above