CCH Shati Calin College C www.saplinglearning.com ibiscms/mod ibiswiewphp?id 329
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Question
CCH Shati Calin College C www.saplinglearning.com ibiscms/mod ibiswiewphp?id 3298460 4/14/2017 11:00 PM A 83.3/100 G 4/7/2017 07:52 AM Attempts Score e Print Calculator Periodic Table 67 Question ncorrect ncorrect Incorrect ncorrect 100 Sapling Learning 100 A driving force of the form 100 Flt 0.210 N sin 2TTfr acts on a weakly d spring oscillator with mass 5.87 kg, spring constant 345 N/m, and dampin amped 100 constant 0.156 kg/s. What frequency of the driving force will maximize the response of the oscillator 100 Number 100 1.22 HI 100 100 Find the amplitude of the oscillator's steady-state motion when the driving force has this frequency. 10 Number 260879 50 Incorrect he Web and Mindows Gradebook Ava Due Poi Gra Des Poli You You You The O e OH O W TExplanation / Answer
F(t) = (0.21) sin(2pi*ft)
k =345 N/m , Fo = 0.21 N , m =5.87 kg
b =0.156 kg/s
Ao = (Fo/b)(m/k)^0.5
Ao = (0.21/0.156)(5.87/345)^0.5
Ao = 0.176 m