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Question- A ladder of length 10 m and mass 25 kg leans against a smooth wall such that it is at an angle of 57?

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Question- A ladder of length 10 m and mass 25 kg leans against a smooth wall such that it is at an angle of 57? to the horizontal. A man of mass 90 kg stands at the point A marked in the diagram, a distance d from the foot of the ladder. The coefficient of friction between the ground and the ladder is 0.5.

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