Practice Pakistan's most useful MCQs for competitive exams

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

Answer

Submitted By :Ali Uppal

The probability of completion of any activity within its expected time is_________________?

• (A)  50%
• (B)  84.1%
• (C)  99.9%
• (D)  100%

Answer

Submitted By :Ali Uppal

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

Answer

Submitted By :Ali Uppal

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

Answer

Submitted By :Ali Uppal

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

Answer

Submitted By :Ali Uppal

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

Answer

Submitted By :Ali Uppal

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

Answer

Submitted By :Ali Uppal

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

Answer

Submitted By :Ali Uppal

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

Answer

Submitted By :Ali Uppal

Which one of the following is not an excavating and moving type of equipment ?

• (A)  Bulldozer
• (B)  Clam shell
• (C)  Scraper
• (D)  Dump truck

Answer

Submitted By :Ali Uppal