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Author Question: A man pushing a barrel up a ramp is an example of a _________ Lever. A. First Class B. Second ... (Read 68 times)

danielfitts88

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A man pushing a barrel up a ramp is an example of a _________ Lever.
 
  A. First Class
  B. Second Class
  C. Third Class
  D. None of the above

Question 2

The four categories of gear tooth wear are:
 
  A. wear, surface fatigue, plastic flow, breakage.
  B. uneven wear, breakage, angling, tunneling.
  C. breakage, fatigue, liquification, angling.
  D. severe wear, plating, kerfing, wedging.



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vboyd24

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Answer to Question 1

D

Answer to Question 2

A




danielfitts88

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Reply 2 on: Aug 19, 2018
:D TYSM


okolip

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Reply 3 on: Yesterday
Excellent

 

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