Construction Planning and Management
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?

Rs. 34500
Rs. 37950
Rs. 50000
Rs. 31050

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Construction Planning and Management
Total float for any activity is defined as the difference between

Its latest start time and earliest finish time
Its latest start time and earliest start time
Its latest finish time and earliest start time for its successor activity
Its earliest finish time and earliest start time for its successor activity

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Construction Planning and Management
Batching refers to

Controlling the quantity of each material into each batch
Controlling the total quantity at each batch
Adjusting the water to be added in each batch according to the moisture content of the materials being mixed in the batch
Weighing accurately, the quantity of each material for a job before mixing

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Construction Planning and Management
Consider the following statements for a power shovel:
(i) Output can be increased by reducing the angle of swing for a given depth of cut.
(ii) For a given angle of swing, output will be maximum at optimum depth of cut.
(iii) Output can be increased by keeping the depth of cut less than optimum depth.
(iv) Output can be increased by increasing the size of shovel.

(ii), (iii) and (iv) are correct
(i), (ii) and (iv) are correct
(i), (iii) and (iv) are correct
(i) and (iv) are correct

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