m3 per station-meter. The limit of economical haul distance is

1. 160 m

2. 260 m

3. 360 m

4. 460 m

View Answer

Correct Answer :

360 m

Explanation :
No Explanation available for this question

A four-wheel tractor whose operating weight is 15,000 kg is pulled along a level haul road at a uniform speed by another tractor. The average tension in the toe cable is 675 kg. The rolling resistance of the haul road is

1. 25 kg/t

2. 35 kg/t

3. 45 kg/t

4. 55 kg/t

View Answer

Correct Answer :

45 kg/t

Explanation :
No Explanation available for this question

Given the SPCAF, for 10%, for 1, 2and 3 years are respectively, 1.1000, 1.2100 and 1.3310, what is C.R.F. for 10% for 3 years

1. 0.7513

2. 0.5187

3. 0.3021

4. 0.4021

View Answer

Correct Answer :

0.4021

Explanation :
No Explanation available for this question

An equipment costs Rs.25000 to purchase now. It will be used continuously for 8 years. At the end, its salvage value is estimated to be Rs.1600. Its residual book value at beginning of the 6th year of its use, by the straight line method of depreciation is

1. Rs.6250

2. Rs.9375

3. Rs.10375

4. Rs.7450

View Answer

Correct Answer :

Rs.10375

Explanation :
No Explanation available for this question

One sewer has a dia. of 300 mm and another one has a dia of 600 mm. When both run half-full, what will be the ratio of velocities in the two pipes if the slope of both pipes is the same

1. 1

2. 2

3. (1/2)2/3

4. (1/2)3/2

View Answer

Correct Answer :

(1/2)^2/3

Explanation :
No Explanation available for this question

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