y You need to load a 75 kg box onto a truck. You consider three different paths. A - Pick the box straight up y = 2.5 m and then carry it horizontally x = 9.8 m. B- Slide it (without friction) x 9.8 m and then pick it straight up y = 2.5 m. C - Put it on a ramp (without friction) that is 10.11 m long and y = 2.5 m high. How much work is done by gravity and what is the change in gravitational potential energy along each path? Wg = AUg = %3D A W = В AUg = %3D Wg = C AUg =
y You need to load a 75 kg box onto a truck. You consider three different paths. A - Pick the box straight up y = 2.5 m and then carry it horizontally x = 9.8 m. B- Slide it (without friction) x 9.8 m and then pick it straight up y = 2.5 m. C - Put it on a ramp (without friction) that is 10.11 m long and y = 2.5 m high. How much work is done by gravity and what is the change in gravitational potential energy along each path? Wg = AUg = %3D A W = В AUg = %3D Wg = C AUg =
College Physics
10th Edition
ISBN:9781285737027
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter7: Rotational Motion And The Law Of Gravity
Section: Chapter Questions
Problem 32P
Related questions
Question
![y
You need to load a 75 kg box onto a truck. You consider three different paths.
A - Pick the box straight up y = 2.5 m and then carry it horizontally x = 9.8 m.
B - Slide it (without friction) x = 9.8 m and then pick it straight up y = 2.5 m.
C - Put it on a ramp (without friction) that is 10.11 m long and y = 2.5 m high.
How much work is done by gravity and what is the change in gravitational potential energy along each
path?
Wg =
AUg =
!!
A
Wg =
В
AUg =
Wg =
AUg =
C
After considering your options, you take an unconventional path.
D - You pick it up. Walk forward three steps. You hold it over your head. You move backwards five steps.
You put it down. You slide it on the floor (without friction) until it moves to the base of the truck. You
pick it up and put it on the truck. How much work is done by gravity and what is the change in
gravitational potential energy along this unusual path?
Wg =
AUg =
%3D](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F18608e9e-bffe-4b38-84b4-3b337a037743%2F2dcc62f7-5284-44e7-915c-75b526207c88%2Fwupgcnm_processed.jpeg&w=3840&q=75)
Transcribed Image Text:y
You need to load a 75 kg box onto a truck. You consider three different paths.
A - Pick the box straight up y = 2.5 m and then carry it horizontally x = 9.8 m.
B - Slide it (without friction) x = 9.8 m and then pick it straight up y = 2.5 m.
C - Put it on a ramp (without friction) that is 10.11 m long and y = 2.5 m high.
How much work is done by gravity and what is the change in gravitational potential energy along each
path?
Wg =
AUg =
!!
A
Wg =
В
AUg =
Wg =
AUg =
C
After considering your options, you take an unconventional path.
D - You pick it up. Walk forward three steps. You hold it over your head. You move backwards five steps.
You put it down. You slide it on the floor (without friction) until it moves to the base of the truck. You
pick it up and put it on the truck. How much work is done by gravity and what is the change in
gravitational potential energy along this unusual path?
Wg =
AUg =
%3D
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