A body of mass 6kg is moved along a horizontal frictionless surface through a distance of 7m and then
moved up vertically through 5m. Total work done is:
A) 420 J
B) 300J
C) 720 J
D) 120 J
Answers
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Answer:
b) 300 J
Explanation:
i have no idea what is the explanation....I have been searching for it...
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