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Author Question: An object is thrown downward with an initial (t = 0) speed of 10 m/s from a height of 60 m above the ... (Read 186 times)

Metfan725

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  • Posts: 552
on: Jul 28, 2018
An object is thrown downward with an initial (t = 0) speed of 10 m/s from a height of 60 m above the ground. At the same instant (t = 0), a second object is propelled vertically upward from ground level with a speed of 40 m/s. At what height above the ground will the two objects pass each other?
 a. 53 m
  b. 41 m
  c. 57 m
  d. 46 m
  e. 37 m

Question 2

A stone is thrown from the top of a building with an initial velocity of 20 m/s downward. The top of the building is 60 m above the ground. How much time elapses between the instant of release and the instant of impact with the ground?
 a. 2.0 s
  b. 6.1 s
  c. 3.5 s
  d. 1.6 s
  e. 1.0 s


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Carissamariew

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Reply #1 on: Jul 28, 2018
Answer to Question 1

B

Answer to Question 2

A


Metfan725

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  • Posts: 552
Reply 2 on: Jul 28, 2018
Gracias!

nanny

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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