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Author Question: Technician A says that silent chains are quieter than roller chains and do not stretch with use. ... (Read 154 times)

joe

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on: Jun 23, 2018
Technician A says that silent chains are quieter than roller chains and do not stretch with use. Technician B says that on overhead valve engines, the camshaft is usually placed in the block above the crankshaft. Who is right?
 
  A) Technician A only B) Technician B only
  C) Both technicians A and B D) Neither technician A nor B

Question 2

Technician A says that valve overlap is the number of crankshaft degrees that both valves are closed. Technician B says that valve overlap is the number of degrees that both valves are open. Who is right?
 
  A) Technician A only B) Technician B only
  C) Both technicians A and B D) Neither technician A nor B


juicepod

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Reply #1 on: Jun 23, 2018
Answer to Question 1

D

Answer to Question 2

B


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