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Author Question: A horizontal 52-N force is needed to slide a 50kg box across a flat surface at a constant velocity ... (Read 66 times)

jparksx

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on: Jul 29, 2018
A horizontal 52-N force is needed to slide a 50kg box across a flat surface at a constant velocity of 3.5 m/s. What is the coefficient of kinetic friction between the box and the floor?
 
  A) 0.11 B) 0.13 C) 0.10 D) 0.09

Question 2

The term dirty bomb refers to
 
  A) a bomb that uses conventional explosive to disperse radioactive materials.
  B) a conventional chemical bomb that disperses pieces of metal in order to harm the maximum number of people.
  C) a nuclear device that is optimized for the release of radioactive materials.
  D) a nuclear device that releases neutrons in order to kill people without harming buildings and other structures.
  E) any nuclear device that is used for terrorist purposes.


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yifu223

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

A

Answer to Question 2

A


jparksx

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Reply 2 on: Jul 29, 2018
Gracias!

Perkypinki

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Reply 3 on: Yesterday
Wow, this really help

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