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Author Question: For lowest hydrocarbon emissions, which of these engine design features is used? A) Non-centrally ... (Read 946 times)

karlynnae

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on: Jun 23, 2018
For lowest hydrocarbon emissions, which of these engine design features is used?
 
  A) Non-centrally mounted spark plug
  B) Increased (as much as possible) quench area
  C) High combustion chamber surface area-to-volume ratio
  D) Low combustion chamber surface area-to-volume ratio

Question 2

Technician A says that the most commonly used combustion chamber types include hemispherical, and wedge. Technician B says that coolant and lubricating openings and passages are located throughout most cylinder heads. Which technician is correct?
 
  A) Technician A B) Technician B C) Both technicians D) Neither technician


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diesoon

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

D

Answer to Question 2

C


karlynnae

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Reply 2 on: Jun 23, 2018
Great answer, keep it coming :)

raili21

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Reply 3 on: Yesterday
Wow, this really help

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