GATE MN · 2022 · MN
Question 51: Mining Machinery
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Question 51
MNNAT2 marksNeeds review
In a small metal mine a battery powered locomotive hauls a train of mine tubs such that:
Parameter | Value |
|---|---|
The weight of the train of mine tubs, tonne | 3.0 |
The coefficient of friction between the wheels and the rails | 0.06 |
The coefficient of adhesion between the loco wheels and the rails | 0.2 |
Time required from the start to reach speed of 1.8 m/s through constant acceleration, min | 3.0 |
Upward grade to be negotiated | 1 in 20 |
The minimum weight of the locomotive in tonnes to meet these design requirements, is ______. (round off to one decimal place)
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2022MN
GATE MN 2022 · Paper 1
Mining Engineering · Original paper archive
- Section
- Mining Engineering
- Question type
- Numerical answer (NAT)
- Marks
- 2 marks
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