DUUTIU
W
TUULIONIS AL W
POILS U
Ulldu.
[Ans: 200 N, 173.2 N]
18. A uniform ladder of weight 800 N and length 7 m
rests on a horizontal ground and leans against a
smooth vertical wall. The angle made by the ladder
with the horizontal is 60°. When a man of weight 600
N stands on the ladder at a distance of 4 m from the
top of the ladder, the ladder is about to slip.
Determine the coefficient of friction between the
ladder and the floor.
[Ans: 0.271
CANTA
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0.271gsghsbzydvfzjsgzidbhdhd
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