A force of F pounds is required to pull an object weighing W pounds up a ramp inclined at θ degrees from the horizontal.
Find W if F = 620 pounds and θ = 20°.Approximate the answer to one decimal place.

A)1,812.8 lb
B)1,810.8 lb
C)1,814.8 lb
D)1,811.8 lb
E)1,813.8 lb

Question

A force of F pounds is required to pull an object weighing W pounds up a ramp inclined at θ degrees from the horizontal. ​
Find W if F = 620 pounds and θ = 20°.Approximate the answer to one decimal place.
​
A)1,812.8 lb
B)1,810.8 lb
C)1,814.8 lb
D)1,811.8 lb
E)1,813.8 lb

Quizplus · Accepted Answer

The force required to pull an object up a ramp is given by F = W * sin(θ). Solving for W gives W = F / sin(θ). Substituting F = 620 and θ = 20°, we get W = 620 / sin(20°) ≈ 1,812.8 lb.

A Force of F Pounds Is Required to Pull an Object