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A body initially at rest is accelerated at the rate of 0.2m/s for 5 seconds under contant force of 50 N. Calculate the workdone on the body
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Feb 25, 2023
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A body initially at rest is accelerated at the rate of 0.2m/s for 5 seconds under contant force of 50 N. Calculate the workdone on the body
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Kutzi
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Answer:
the correct answer is 125 joule
RH Becker
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Feb 27, 2023
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work = force*displacement
displacement = (initial velocity)*(time) + (1/2)*(acceleration)*(time)^2
displacement = 0(5) + (1/2)(0.2)(5)^2
displacement = 2.5 m
Since force*displacement = work:
50(2.5) = 125 J
Feel free to ask any more questions if you have any! :)
Daniel Andersson
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Mar 3, 2023
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