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Author Question: Which one of the following quantities is the smallest unit of heat energy? A) calorie B) ... (Read 67 times)

sjones

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on: Jul 29, 2018
Which one of the following quantities is the smallest unit of heat energy?
 
  A) calorie
  B) kilocalorie
  C) Btu
  D) joule

Question 2

If an electron is accelerated from rest through a potential difference of 1500 V, what speed does it reach? (e = 1.60  10-19 C , melectron = 9.11  10-31 kg)
 
  A) 2.3  107 m/s
  B) 1.9  107 m/s
  C) 1.5  107 m/s
  D) 1.1  107 m/s


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T4T

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Reply #1 on: Jul 29, 2018
Answer to Question 1

D

Answer to Question 2

A


sjones

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Reply 2 on: Jul 29, 2018
Great answer, keep it coming :)

yeungji

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Reply 3 on: Yesterday
Excellent

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