Question: 2 - A wheel tractor - scraper weighing 9 0 tons is being operated on a rutted dirt roadway with a tire penetration of 1

2- A wheel tractor-scraper weighing 90 tons is being operated on a rutted dirt roadway with a tire penetration of 1in. Assume the scraper has narrow-tread tires. Calculate the following:
the total resistance when the scraper is ascending a slope of 3%.
the equivalent slope when the scraper is ascending a slope of 3%.
the total resistance when the scraper is descending a slope of 2%.
the equivalent slope when the scraper is descending a slope of 2%.
2 - A wheel tractor - scraper weighing 9 0 tons

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