Solution

• (a) Fmax = m amax = m|?2xm | (1)+(3)

• ?=2?/T = 2?/.2 = 10 ? rads/s

• Fmax = (.12 kg)(.085m)(10? s-1)2 =10. N

• (b) k= m?2 =(.12kg)(10?s-1)2 =1.2x102N/m (2)+(3)

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