An 80.0 kg hiker walks a distance of 400.0 m along a road that slopes 5.0 degrees upward, and then stops. What is the hiker's final gravitational potential energy relative to her original position? You may use a trigonometry table.
(Points : 1)
784 J

3.9 × 103 J

2.7 × 104 J

3.1 × 105 J

Question

An 80.0 kg hiker walks a distance of 400.0 m along a road that slopes 5.0 degrees upward, and then stops. What is the hiker's final gravitational potential energy relative to her original position? You may use a trigonometry table.
(Points : 1)
       784 J

       3.9 × 103 J

       2.7 × 104 J

       3.1 × 105 J

ookawaiioo · Answer

Work = Force* distance
Work = (mass*gravity)*3000cos(5)

Thats ur answer

shamim · Answer

W=mgh

shamim · Answer

Given m=80kg
g=9.8m/s
h=400*sin5

shamim · Answer

W=?