A block is sliding to the right across a frictionless surface with an initial kinetic energy of 80J. An applied force acts on the block for a part of its journey, as described by the force- position graph provided. What is the final kinetic energy of the block? Neglect drag and friction. Right is defined as positive. A 74) 8.77) C. 83) D. 86 Applied Force (N) 60 40 20 0 -20 -40 -60 0.1 0.2 0.3 0.4 0.5 Position (m) 0.6

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This question has multiple versions. Read carefully!
A block is sliding to the right across a frictionless surface with an initial kinetic energy of
80J. An applied force acts on the block for a part of its journey, as described by the force-
position graph provided.
What is the final kinetic energy of the block? Neglect drag and friction.
Right is defined as positive.
A. 74)
B. 77)
C. 831
D. 86
Applied Force (N)
60
40
20
-20
-40
-60
A
0.1
Position (m)
0:2 0.3 0.4 0.5 0.6
Transcribed Image Text:This question has multiple versions. Read carefully! A block is sliding to the right across a frictionless surface with an initial kinetic energy of 80J. An applied force acts on the block for a part of its journey, as described by the force- position graph provided. What is the final kinetic energy of the block? Neglect drag and friction. Right is defined as positive. A. 74) B. 77) C. 831 D. 86 Applied Force (N) 60 40 20 -20 -40 -60 A 0.1 Position (m) 0:2 0.3 0.4 0.5 0.6
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