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Author Question: A projectile is launched from ground level at 15 above the horizontal and lands downrange. What ... (Read 200 times)

HCHenry

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on: Jul 29, 2018
A projectile is launched from ground level at 15 above the horizontal and lands downrange. What other projection angle for the same speed would produce the same down-range distance?
 
  A) 30
  B) 45
  C) 50
  D) 75
  E) 90

Question 2

A bullet fired horizontally over level ground hits the ground in 0.5 second. If it had been fired with twice the speed it would have hit the ground in
 
  A) less than 0.5 s.
  B) 0.5 s.
  C) more than 0.5 s.


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Sarahjh

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

Answer: D

Answer to Question 2

Answer: B


HCHenry

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Reply 2 on: Jul 29, 2018
Gracias!

ashely1112

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Reply 3 on: Yesterday
:D TYSM

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