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Author Question: Getting a chill when standing near a cold wall is an example of cooling by A) conduction B) ... (Read 74 times)

appyboo

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on: Jul 26, 2018
Getting a chill when standing near a cold wall is an example of cooling by
 
  A) conduction B) convection C) radiation D) evaporation

Question 2

Grease and oil must be kept away from oxygen tanks used for brazing because they _____.
 
  a. will contaminate the brazed joints and cause them to fail
  b. could cause an explosion in the presence of oxygen
  c. are incompatible with lubricants used on the oxygen regulator
  d. will clog the oxyacetylene torch


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jjorrostieta

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Reply #1 on: Jul 26, 2018
Answer to Question 1

C

Answer to Question 2

b


appyboo

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Reply 2 on: Jul 26, 2018
Gracias!

diana chang

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Reply 3 on: Yesterday
:D TYSM

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