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Author Question: A rifle bullet is fired at an angle of 30 below the horizontal with an initial velocity of 800 m/s ... (Read 142 times)

jilianpiloj

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on: Jul 27, 2018
A rifle bullet is fired at an angle of 30 below the horizontal with an initial velocity of 800 m/s from the top of a cliff 80 m high. How far from the base of the cliff does it strike the level ground below?
 
  What will be an ideal response?

Question 2

What does it mean to say something (for example charge) is quantized?
 
  What will be an ideal response?


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sailorcrescent

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

138 m

Answer to Question 2

A quantized something comes in basic units and occurs as an integer number of these basic units. For example, isolated objects will be found to have a charge plus or minus ne where n is an integer and e = 1.6  10-19 Coulombs.


jilianpiloj

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Reply #2 on: Jul 27, 2018
Thanks


sailorcrescent

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Reply #3 on: Jul 27, 2018
Welcome :)


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