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    Mathematics
  3. Study Set
    Precalculus
  4. Exam
    Exam 7: Vectors, the Complex Plane, and Polar Coordinates
  5. Question
    A Sliding Door Is Closed by Pulling a Cord with a Constant
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A Sliding Door Is Closed by Pulling a Cord with a Constant

Question 71

Question 71

Multiple Choice

A sliding door is closed by pulling a cord with a constant force of 37 pounds at a constant angle of 16°. The door is moved 1.5 feet to close it. How much work is done? Round to one decimal place.


A) 53.4 ft lbs.
B) 15.3 ft lbs.
C) 15.9 ft lbs.
D) 25.7 ft lbs.

Correct Answer:

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