Statics of Rigid Bodies Solve the following problems.F-30 lb1. The foot segment is subjected to the pull of the twoplantarflexor muscles. Determine the moment of eachforce about a point of contact A on the ground.Ans: Mo = -139.71 lb· inF- 20 Ib/704 in.900 mm 700 mm300 mm-3.5 in-2.An experimental device imparts a force of magnitudeF = 225 N to the front edge of the rim at A to simulate theeffect of a slam-dunk. Determine the moments of the force Fabout point 0 and about point E. Finally, locate, from the baseat 0, a point C on the ground where the force imparts zeromoment.3050 mmAns: Mo = 123.8 N- m CCW; MB = 166.5 N- m CW; d = 688mm left of O

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Šolve the following problems. F-30 lb 1. The foot segment is subjected to the pull of the two plantarflexor muscles. Determine the moment of each force about a point of contact A on the ground. Ans: Mo = -139.71 lb· in F-20 Ib 70 900 mm 700 mm 3.5 in. 300 mm

Šolve the following problems. F-30 lb 1. The foot segment is subjected to the pull of the two plantarflexor muscles. Determine the moment of each force about a point of contact A on the ground. Ans: Mo = -139.71 lb· in F-20 Ib 70 900 mm 700 mm 3.5 in. 300 mm

International Edition---engineering Mechanics: Statics, 4th Edition

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter6: Beams And Cables

Section: Chapter Questions

Problem 6.76P: The 50-ft measuring tape weighs 2.4 lb. Compute the span L of the tape to four significant figures.

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Question

Statics of Rigid Bodies

Solve the following problems.
F-30 lb
1. The foot segment is subjected to the pull of the two
plantarflexor muscles. Determine the moment of each
force about a point of contact A on the ground.
Ans: Mo = -139.71 lb· in
F- 20 Ib/
70
4 in.
900 mm 700 mm
300 mm
-3.5 in-
2.
An experimental device imparts a force of magnitude
F = 225 N to the front edge of the rim at A to simulate the
effect of a slam-dunk. Determine the moments of the force F
about point 0 and about point E. Finally, locate, from the base
at 0, a point C on the ground where the force imparts zero
moment.
3050 mm
Ans: Mo = 123.8 N- m CCW; MB = 166.5 N- m CW; d = 688
mm left of O

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