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Author Question: An object rests on an inclined surface. If the inclination of the surface is made steeper, what does ... (Read 52 times)

jc611

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on: Jul 29, 2018
An object rests on an inclined surface. If the inclination of the surface is made steeper, what does the normal force on the object do?
 
  A) increase
  B) decrease
  C) stays the same
  D) The normal force is zero N.
  E) Cannot be determined without additional information.

Question 2

Motor oil, with a viscosity of 0.250 Ns/m2, is flowing through a tube that has a radius of 5.00 mm and is 25.0 cm long. The drop in pressure is 300 kPa. What is the volume of oil flowing through the tube per unit time?
 
  A) 0.000376 m3/s
  B) 0.0253 m3/s
  C) 0.00118 m3/s
  D) 4.71 m3/s
  E) 7.54 m3/s


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jackie

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Reply #1 on: Jul 29, 2018
Answer to Question 1

B

Answer to Question 2

C


jc611

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Reply #2 on: Jul 29, 2018
Thank you!


jackie

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Reply #3 on: Jul 29, 2018
Always glad to help...


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