An automobile weighing 2,000 lbs. is
held stationary on a hill by its brakes.
The hill rises a...
Mathematics, 01.07.2020 16:01 Meloriew7272
An automobile weighing 2,000 lbs. is
held stationary on a hill by its brakes.
The hill rises at an angle of 20°30'
with the horizontal. To hold back the
car, the brakes have to exert the same
force as would a cable fastened to one
end of the car and held by several men.
What is the strain, to the nearest
pound, imposed on the brakes?
Answers: 1
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