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Author Question: A spring has 0.770 kg oscillating on it with a period of 1.25 seconds. (a) What is the frequency? ... (Read 62 times)

laurencescou

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on: Jul 27, 2018
A spring has 0.770 kg oscillating on it with a period of 1.25 seconds.
 
  (a) What is the frequency?
  (b) Determine the spring constant.
  (c) If the mass is doubled and the spring made 3 times stiffer, what is the new period?

Question 2

An incompressible fluid flows at 0.252 m/s through a 44. mm diameter (circular cross section) pipe. The pipe widens to a square cross sectional area 5.5 cm on a side. Assuming steady flow:
 
  (a) what is the speed through the square section?
  (b) what is the flow rate in liters/minute?


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Chou

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Reply #1 on: Jul 27, 2018
Answer to Question 1

(a) 0.800 Hz
(b) 19.5 N/m
(c) 1.02 s

Answer to Question 2

(a) 0.13 m/s
(b) 23. liters/minute


laurencescou

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Reply 2 on: Jul 27, 2018
Excellent

nathang24

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

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