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# A 2 kg object oscillates with an initial amplitude of3cm on a spring of force constant k =410N/m.(a) Find the period. s (b) Find the total initial...

A 2 kg object oscillates with an initial amplitude of3cm on a spring of force constantk=410N/m.(a) Find the period.

s？

(b) Find the total initial energy.

J

(c) If the energy decreases by 1% per period, find the damping constantband theQfactor.

 b =  kg/s Q =

Answer ) T = 0.439s Total Initial energy =... View the full answer

a)T=2pi*sqrt(m/k)      ... View the full answer

• b) energy, U=1/2K*x*x=1/2*410*0.03*0.03=0.1845j
• isaacmimi
• Jul 19, 2016 at 10:37pm
• c) k=m(2pi0/T)*(2pi)/T=421.6N/m
• isaacmimi
• Jul 19, 2016 at 10:43pm

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