Physics, 30.07.2020 17:01 Leggett8152
PLEASE HELP
. The Tower of Doom, at Elitch Gardens in Denver, Colorado, lifts 15 people 50 m into the air. The
engineers assume the average person has a mass of 70 kg.
A. How much rider weight does the ride lift into the air? (Neglect the weight of the cars and air
resistance.) (4 points)
B. How much force must the ride produce to do this?
C. How much work does gravity do as the riders are lifted up to a height of 50 meters?
D. How much work does gravity do as the riders are lifted up to a height of 50 meters?
E. What is the potential energy of a single, average weight person at the top of the ride?
F. If the ride slows from its maximum speed at 30 m/s to zero in 2 seconds, how much power did it take? Use the combination mass of all 15 riders
Answers: 3
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Aman is trying to drag a small tree that he cut down. if the static coefficient of friction of the tree on the ground is 0.5 and the tree weighs 670 n, what is the minimum amount of horizontal force that the man will need to apply so that the tree will start moving? o a. 465 n o b. 230 n o c. 670 n o d. 335 n
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PLEASE HELP
. The Tower of Doom, at Elitch Gardens in Denver, Colorado, lifts 15 people 50 m into t...
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