(II) A pulley of radius r = 3 cm has a handle that moves in a circle of radius R = 10 cm as shown in Fig. 7.24. If a bucket of mass 5 kg is raised at a constant 2 m/s, how much work must you do in 8 s? £

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Chapter8: Potential Energy And Conservation Of Energy
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(II) A pulley of radius r = 3 cm has a handle that moves in a
circle of radius R = 10 cm as shown in Fig. 7.24. If a bucket
of mass 5 kg is raised at a constant 2 m/s, how much work
must you do in 8 s?
FIGURE 7.24 Exercise 12.
Transcribed Image Text:(II) A pulley of radius r = 3 cm has a handle that moves in a circle of radius R = 10 cm as shown in Fig. 7.24. If a bucket of mass 5 kg is raised at a constant 2 m/s, how much work must you do in 8 s? FIGURE 7.24 Exercise 12.
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