Find the value s so that the worker can climb the ladder without causing it to slip. The weight of the worker is 90-kg and neglect the weight of the ladder. The ladder has a small roller at the top and at the ground the coefficient of static friction is 0.25. The center of mass of the worker is directly above her feet. B 4m 1.5 m

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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Find the value s so that the worker can climb the ladder without causing it to slip. The
weight of the worker is 90-kg and neglect the weight of the ladder. The ladder has a small
roller at the top and at the ground the coefficient of static friction is 0.25. The center of
mass of the worker is directly above her feet.
B
4 m
1.5 m
Transcribed Image Text:Find the value s so that the worker can climb the ladder without causing it to slip. The weight of the worker is 90-kg and neglect the weight of the ladder. The ladder has a small roller at the top and at the ground the coefficient of static friction is 0.25. The center of mass of the worker is directly above her feet. B 4 m 1.5 m
Calculate the moment of inertia of the cross section of the beam about its centroidal x’ –
аxis.
120 mm
20 mm
x'
150 mm
y'
20 mm
Transcribed Image Text:Calculate the moment of inertia of the cross section of the beam about its centroidal x’ – аxis. 120 mm 20 mm x' 150 mm y' 20 mm
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