A house painter uses the chair and pulley arrangement of the figure to lift hims

Question

A house painter uses the chair and pulley arrangement of the figure to lift himself up the side of a house. The painter's mass is 71kg and the chair's mass is 12kg .

Part A

With what force must he pull down on the rope in order to accelerate upward at 0.25m/s2 ?

A house painter uses the chair and pulley arrangement of the figure to lift himself up the side of a house. The painter's mass is 71kg and the chair's mass is 12kg .

Part A

With what force must he pull down on the rope in order to accelerate upward at 0.25m/s2 ?

A house painter uses the chair and pulley arrangement of the figure to lift himself up the side of a house. The painter's mass is 71kg and the chair's mass is 12kg . Part A With what force must he pull down on the rope in order to accelerate upward at 0.25m/s2 ?

Explanation / Answer

F - T = 0

T - 83*9.8 = 83*0.25

F = 834.15 N

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