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Author Question: How many joules of energy are required to accelerate one kilogram of mass from rest to a velocity of ... (Read 31 times)

torybrooks

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on: Jul 27, 2018
How many joules of energy are required to accelerate one kilogram of mass from rest to a velocity of 0.886c?
 
  A) 1.8  1017 J
  B) 9.0  1016 J
  C) 3.0  103 J
  D) 8.1  1021
  E) 3.4  10-7

Question 2

In references to nuclear chain reactions, what is meant by the term CRITICAL MASS?
 
  What will be an ideal response?


shaikhs

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

B

Answer to Question 2

Critical mass is the minimum mass of fissionable material necessary to produce a chain reaction.


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