Answer:
Explanation:
The two triangles are similar what is the length of DE
Answer:
It would be A, because it is has more height in which the potential energy would be greater.
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Tension in the rope due to applied force will be given as

angle of applied force with horizontal is 37 degree
displacement along the floor = 6.1 m
so here we can use the formula of work done

now we can plug in all values above


So here work done to pull is given by 691.8 J