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

10000 kg
5000 kg
12500 kg
22500 kg

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Construction Planning and Management
Mobilization advance up to 10% of the cost of work is given to a contractor

For the payment of advances to labour and other staff
For all activities required to start the work at site on finalization of the contract document
For the purchase of construction materials
On commencement of work at site for payment of loan taken by him

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Construction Planning and Management
Assertion A: For a given depth of cut, the output of a power shovel can be increased by decreasing the angle of swing.Reason R: If the angle of swing is decreased, the cycle time will be decreased.

Both A and R is true and R is the correct explanation of A
A is false but R is true
A is true but R is false
Both A and R is true but R is not the correct explanation of A

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