Construction Planning and Management If an activity has its optimistic, most likely and pessimistic times as 2, 3 and 7 respectively, then its expected time and variance are respectively 4 and 5/6 3.5 and 25/36 5 and 25/36 3.5 and 5/6 4 and 5/6 3.5 and 25/36 5 and 25/36 3.5 and 5/6 ANSWER DOWNLOAD EXAMIANS APP
Construction Planning and Management A wheeled tractor hauling unit is working on firm earth. The total loaded weight distribution of this unit is:Drive wheels: 25000 kgScraper wheels: 10000 kgIf the coefficient of traction for wheeled tractor on firm earth is 0.5, the rimpull which this tractor can exert without slipping is 12500 kg 22500 kg 5000 kg 10000 kg 12500 kg 22500 kg 5000 kg 10000 kg ANSWER DOWNLOAD EXAMIANS APP
Construction Planning and Management The critical activity has Maximum float Minimum float Zero float None of these Maximum float Minimum float Zero float None of these ANSWER DOWNLOAD EXAMIANS APP
Construction Planning and Management The time corresponding to minimum total project cost is Normal time Optimistic time Between normal time and crash time Crash time Normal time Optimistic time Between normal time and crash time Crash time ANSWER DOWNLOAD EXAMIANS APP
Construction Planning and Management Economic saving of time results by crashing Cheapest critical activity Costliest noncritical activity Cheapest noncritical activity Costliest critical activity Cheapest critical activity Costliest noncritical activity Cheapest noncritical activity Costliest critical activity ANSWER DOWNLOAD EXAMIANS APP
Construction Planning and Management 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 Reduce by 250 kg Increase by 250 kg Increase by 200 kg Reduce by 200 kg Reduce by 250 kg Increase by 250 kg Increase by 200 kg ANSWER DOWNLOAD EXAMIANS APP
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