ed, and exerted re the 31 cm ball ion Axis of rotation 2.5 cm (at elbow) Triceps muscle FIGURE 8–46 Problems 35 and 36.

College Physics
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Chapter1: Units, Trigonometry. And Vectors
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 (II) The forearm in Fig. 8–46 accelerates a 3.6-kg ball at by means of the triceps muscle, as shown. Calculate (a) the torque needed, and
(b) the force that must be exerted by the triceps muscle. Ignore the
mass of the arm.

ed, and
exerted
re the
31 cm
ball
ion
Axis of rotation
2.5 cm
(at elbow)
Triceps
muscle
FIGURE 8–46
Problems 35 and 36.
Transcribed Image Text:ed, and exerted re the 31 cm ball ion Axis of rotation 2.5 cm (at elbow) Triceps muscle FIGURE 8–46 Problems 35 and 36.
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