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Author Question: During a reaction, 1.7 10-4 J of energy is released. What change of mass would cause this? A) ... (Read 185 times)

crobinson2013

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on: Jul 27, 2018
During a reaction, 1.7  10-4 J of energy is released. What change of mass would cause this?
 
  A) 5.1  10-4 kg
  B) 4.3  10-11 kg
  C) 1.5  10-13 kg
  D) 4.8  10-18 kg
  E) 1.9  10-21 kg

Question 2

The moment of inertia of a solid cylinder about its axis is given by 0.5MR2. If this cylinder rolls without slipping, the ratio of its rotational kinetic energy to its translational kinetic energy is
 
  A) 1:2
  B) 1:3
  C) 2:1
  D) 1:1
  E) 3:1


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brbarasa

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Reply #1 on: Jul 27, 2018
Answer to Question 1

E

Answer to Question 2

A


crobinson2013

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Reply 2 on: Jul 27, 2018
Excellent

shewald78

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Reply 3 on: Yesterday
:D TYSM

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