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College Physics
11th Edition
ISBN: 9781305952300
Author: Raymond A. Serway, Chris Vuille
Publisher: Cengage Learning
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Question
Physics
please answer both
![Use the KE vs. TIME graph below to answer the following questions. Express all answers in the appropriate mks units.
KE vs. TIME GRAPH
KE (J)
20
15
10
2
8
10
t(s)
A.) Identify when the object was not moving. Os
B.) Over what period of time was the object speeding up?
✓to 6s
Os
C.) Over what period of time was the object slowing down?
6s
to Bs
D.) Over what period of time was the object maintaining a constant speed?
to 10 s
8s
E.) Determine the work done during the following 3 time frames:
0 to 60x 6 to 8 s 12 J x 8 to 10 s0J
Determine the total work done.
G.) Determine the power at the following 3 times:
1.4
7.85
8.25-
SUOUS](https://content.bartleby.com/qna-images/question/23da86b8-fb87-4c75-9b09-cd80320bb0a1/5b5f6e88-f68e-4187-b775-a65da8d91c0a/dfd8yco_thumbnail.jpeg)
Transcribed Image Text:Use the KE vs. TIME graph below to answer the following questions. Express all answers in the appropriate mks units.
KE vs. TIME GRAPH
KE (J)
20
15
10
2
8
10
t(s)
A.) Identify when the object was not moving. Os
B.) Over what period of time was the object speeding up?
✓to 6s
Os
C.) Over what period of time was the object slowing down?
6s
to Bs
D.) Over what period of time was the object maintaining a constant speed?
to 10 s
8s
E.) Determine the work done during the following 3 time frames:
0 to 60x 6 to 8 s 12 J x 8 to 10 s0J
Determine the total work done.
G.) Determine the power at the following 3 times:
1.4
7.85
8.25-
SUOUS
![Part A: Velocity & Force Vectors
For the given velocity vector, which of the following force vectors will do POSITIVE work? Choose all that apply.
Velocity
vector
Force vectors
x
Part B: Net Work & Motion
Part C: Drop diagrams
Part D: Kinetic Energy vs. Time Graphs
Submit Answer
45°
S
S
....A
60
0
0
0
40"](https://content.bartleby.com/qna-images/question/23da86b8-fb87-4c75-9b09-cd80320bb0a1/5b5f6e88-f68e-4187-b775-a65da8d91c0a/uerwvmc_thumbnail.jpeg)
Transcribed Image Text:Part A: Velocity & Force Vectors
For the given velocity vector, which of the following force vectors will do POSITIVE work? Choose all that apply.
Velocity
vector
Force vectors
x
Part B: Net Work & Motion
Part C: Drop diagrams
Part D: Kinetic Energy vs. Time Graphs
Submit Answer
45°
S
S
....A
60
0
0
0
40"
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