Consider a mass-spring system hanging vertically. The mass is 0.15 kg and the spring constant is 0.3 N/m. There is damping with coefficient b defining the drag force-bdz/dt. ▼ Part A - For what value of b is the system is critically damped? 0.424 N Submit Previous Answers ✓ Correct Correct answer is shown. Your answer 0.42 N was either rounded differently or used a different number of significant figures than required for this part. Part B - If the mass is displaced by 2.85 cm from equilibrium released (with zero velocity) what will the displacement be at time 1/w where omega is the natural frequency of the undamped system? μÅ 4 0.0105 m ? Submit Previous Answers Request Answer X Incorrect; Try Again; 2 attempts remaining

Elements Of Electromagnetics
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ISBN:9780190698614
Author:Sadiku, Matthew N. O.
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Consider a mass-spring system hanging vertically. The mass is 0.15 kg and the spring constant is 0.3 N/m. There is damping with coefficient b defining the drag force - bdx/dt.
Part A - For what value of b is the system is critically damped?
0.424 Ns
m
Submit
Previous Answers
✓ Correct
Correct answer is shown. Your answer 0.42 Ns was either rounded differently or used a different number of significant figures than required for this part.
m
Part B - If the mass is displaced by 2.85 cm from equilibrium a released (with zero velocity) what will the displacement be at time 1/w where omega is the natural frequency of the undamped system?
μÅ
0.0105
m
?
Submit Previous Answers Request Answer
X Incorrect; Try Again; 2 attempts remaining
Transcribed Image Text:Consider a mass-spring system hanging vertically. The mass is 0.15 kg and the spring constant is 0.3 N/m. There is damping with coefficient b defining the drag force - bdx/dt. Part A - For what value of b is the system is critically damped? 0.424 Ns m Submit Previous Answers ✓ Correct Correct answer is shown. Your answer 0.42 Ns was either rounded differently or used a different number of significant figures than required for this part. m Part B - If the mass is displaced by 2.85 cm from equilibrium a released (with zero velocity) what will the displacement be at time 1/w where omega is the natural frequency of the undamped system? μÅ 0.0105 m ? Submit Previous Answers Request Answer X Incorrect; Try Again; 2 attempts remaining
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