5.17 The arm shown in Fig. 5-16 supports a 4.0-kg sphere. The mass of the hand and forearm together is 3.0 kg and its weight acts at a point 15 em from the elhow Determine the force exerted by the hiceps muscle. Ans. 0.13 kN Triceps Biceps Radius Ulna c.g. c.g. 4.5 cm - 15 cm 38 cm Fig. 5-16

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The arm shown below supports 

5.17
The arm shown in Fig. 5-16 supports a 4.0-kg sphere. The mass of the hand and forearm together is 3.0 kg
and its weight acts at a pnint 15 em from the elbow Determine the force exerted by the hiceps
muscle.
Ans. 0.13 kN
Triceps
Biceps
Radius
Ulna
c.g.
c.g
4.5 cm
15 cm
38 cm
Fig. 5-16
Transcribed Image Text:5.17 The arm shown in Fig. 5-16 supports a 4.0-kg sphere. The mass of the hand and forearm together is 3.0 kg and its weight acts at a pnint 15 em from the elbow Determine the force exerted by the hiceps muscle. Ans. 0.13 kN Triceps Biceps Radius Ulna c.g. c.g 4.5 cm 15 cm 38 cm Fig. 5-16
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