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Author Question: The motion of a piston in an auto engine is simple harmonic. If the piston travels back and forth ... (Read 69 times)

arivle123

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on: Jul 28, 2018
The motion of a piston in an auto engine is simple harmonic. If the piston travels back and forth over a distance of 10 cm, and the piston has a mass of 1.5 kg, what is the maximum speed of the piston and the maximum force acting on the piston when the engine is running at 4 200 rpm?

Question 2

A damped oscillator is released from rest with an initial displacement of 10.00 cm. At the end of the first complete oscillation the displacement reaches 9.05 cm. When 4 more oscillations are completed, what is the displacement reached?
 a. 7.41 cm
  b. 6.71 cm
  c. 6.07 cm
  d. 5.49 cm
  e. 5.25 cm


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KKcool

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Reply #1 on: Jul 28, 2018
Answer to Question 1

22 m/s, 14 500 N

Answer to Question 2

C


arivle123

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Reply 2 on: Jul 28, 2018
Excellent

Dominic

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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