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Author Question: A 1000-kg car is moving at 30.0 m/s around a horizontal curve whose radius is 100 m. What is the ... (Read 70 times)

krzymel

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on: Jul 29, 2018
A 1000-kg car is moving at 30.0 m/s around a horizontal curve whose radius is 100 m. What is the magnitude of the frictional force required to keep the car from sliding?
 
  A) 9000 N
  B) 9810 N
  C) 300 N
  D) 900 N
  E) 3000 N

Question 2

The heat required to change a substance from the solid to the liquid state is referred to as the
 
  A) heat of fusion.
  B) heat of vaporization.
  C) heat of melting.
  D) heat of freezing.
  E) heat of condensation.


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fraziera112

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

A

Answer to Question 2

A


krzymel

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Reply #2 on: Jul 29, 2018
Thank you!


fraziera112

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Reply #3 on: Jul 29, 2018
Always glad to help...


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