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Author Question: A disc brake rotor is being installed on a lathe for machining. During the setup a scratch test is ... (Read 40 times)

jenna1

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on: Jun 23, 2018
A disc brake rotor is being installed on a lathe for machining. During the setup a scratch test is performed. The scratch extended all the way around the rotor. Technician A says that the rotor should be loosened, rotated 180 degrees, and retightened. Technician B says that the rotor is not warped. Which technician is correct?
 
  A) Technician A only B) Technician B only C) Both technicians D) Neither technician

Question 2

The lower the Ra of a rotor, the ________ the surface.
 
  A) Smoother B) Lower C) Rougher D) Higher


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jesse.fleming

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

B

Answer to Question 2

A


jenna1

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

bigsis44

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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