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Author Question: A wheelbarrow is a good example of a __________ Lever. A. First Class B. Second Class C. Third ... (Read 142 times)

jake

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A wheelbarrow is a good example of a __________ Lever.
 
  A. First Class
  B. Second Class
  C. Third Class
  D. None of the above

Question 2

Greater tooth contact, greater strength, quieter operation are the advantages of a
  _________ gear over a ___________ gear.
 
  A. bevel, spur B. spur, helical C. helical, spur D. ring, bevel



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cdmart10

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Answer to Question 1

B

Answer to Question 2

C





 

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