The arm in Figure P8.17 weighs 41.5 N. The force of gravity acting on the arm acts through point A. Determine the magnitudes of the tension force F, in the deltoid muscle and the force F, exerted by the shoulder on the humerus (upper- arm bone) to hold the arm in the position shown. F, 12° F, '0.080 m -0.290 m Figure P8.17

The arm in Figure P8.17 weighs 41.5 N. The force of gravity acting on the arm acts through point A. Determine the magnitudes of the tension force F, in the deltoid muscle and the force F, exerted by the shoulder on the humerus (upper- arm bone) to hold the arm in the position shown. F, 12° F, '0.080 m -0.290 m Figure P8.17

Physics for Scientists and Engineers, Technology Update (No access codes included)

9th Edition

ISBN:9781305116399

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter14: Fluid Mechanics

Section: Chapter Questions

Problem 14.3CQ: Because atmospheric pressure is about 105 N/m2 and the area of a persons chest is about 0.13 m2, the...

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Question

The arm in Figure P8.17 weighs 41.5 N. The force of
gravity acting on the arm acts through point A. Determine the
magnitudes of the tension force F, in the deltoid muscle and
the force F, exerted by the shoulder on the humerus (upper-
arm bone) to hold the arm in the position shown.
F,
12°
F,
'0.080 m
-0.290 m
Figure P8.17

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