Chapter & HW 13of13 (3) pinning Mass on a Spring Part A Given the angular speed

Question

Chapter & HW 13of13 (3) pinning Mass on a Spring Part A Given the angular speed of w- 4.00 radians/s find the rads R(u) at which the mass An olbjact of mass M-4.00 kg is ached to a spring with spring oonstant -704 N/m whose unslretched shaft that is rotating with an anguler speed of4.00 o rotates with an angular speed of 4.00 radians/sa retales without moving toward or away from the erigin Express yeur answer in meters View Avalable Hints) shown. (Figure 1When sohving this problem use Figure 1of2 (3) Part B This question wil be shown after you complete previous questions) Return to Assignment Provide Feedback 111A 5 6 8 9 0

Explanation / Answer

mv^2/r = m(r)^2/r = mr^2 = m(0.18 + x)^2 = kx
2(0.18 + x)(4)^2 = 198x
5.76 + 32x = 198x
5.76 = 166x
x = 0.034m
R = 0.18 + 0.034 = 0.214 m

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