Pad 1% 12:57 PM usy02al.theexpertta.com Mai Louis Roed Read and The Exp Chegg St

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Pad 1% 12:57 PM usy02al.theexpertta.com Mai Louis Roed Read and The Exp Chegg Stu... 12:53 PM 12:55 PM 12:54 PM Home Student: MGJ0010@tigermail.auburn.edu My Accoun Log out Class Management I Help Thermo, Start of oscillations Begin Date: 4/12/2017 12:00:00 AM Due Date: 4/19/2017 5 00:00 PM End Date: 5/2/2017 12:00:00 AM (8%) Problem 10: Suppose you attach an object with mass m to a the end of avertically hanging spring originally at rest, and let it bounce up and down. You release the object from rest at the spring's original rest length. 50% Part (a) If the spring has a force constant of 9.5 and the mass of the object is 0.45 kg, find the amplitude of the oscillations, in meters. A 50% Part (b Find the maximum velocity of the mass, in meters per second. Grade Summary Deductions Potential 100% 7 8 9 Submissions Attempts remaining: 10 cotan0 acos0 4 5 6 asin() per attempt) at ano acotano sinh() 1 2 3 detailed view cosh tanh00 cotanh ODegrees O Radians I give up! Hints: 12 deduction per hint. Hints remaining: 2. Feedback: 1% deduction per feedback. All content c 2017 Expert TA. LLC

Explanation / Answer

Given that

spring constant K=9.5 N/m

mass of object m=0.45 kg

now we find the amplitude of spring

mg=KA

0.45*9.8=9.5*a

amplitude A=0.5 m

now we find the maximum velocity of spring

maximum velocity Vmax=AW=0.5*(9.5/0.45)^1/2=2.3m/s

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