4-6. The crowbar is subjected to a vertical force of P at the grip, whereas it takes a force of F = pull the nail out. Find the moment of each force about polint A 155 lb at the claw to contacts the board at point A.

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
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Probs. 4-4/5
4-6. The crowbar is subjected to a vertical force of P
at the grip, whereas it takes a force of F =
25 lb
%3D
155 lb at the claw to
contacts the board at point A.
F
60°
20°
3 in.
14 in.
1.5 in.
Prob. 4-6
Transcribed Image Text:Probs. 4-4/5 4-6. The crowbar is subjected to a vertical force of P at the grip, whereas it takes a force of F = 25 lb %3D 155 lb at the claw to contacts the board at point A. F 60° 20° 3 in. 14 in. 1.5 in. Prob. 4-6
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