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Author Question: A 1200-kg ore cart is rolling at 10.8 m/s across a flat friction-free surface. A crane suddenly ... (Read 103 times)

wrbasek0

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on: Jul 29, 2018
A 1200-kg ore cart is rolling at 10.8 m/s across a flat friction-free surface. A crane suddenly drops of ore vertically into the cart. How fast does the cart move just after being loaded with the ore?
 
  A) 5.70 m/s B) 4.20 m/s C) 6.30 m/s D) 3.80 m/s

Question 2

If you exert 6 N across a distance of 2 m in 3 s you'll deliver a power of
 
  A) 1 W.
  B) 3 W.
  C) 4 W.
  D) 6 W.
  E) more than 6 W


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Gabe

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

C

Answer to Question 2

Answer: C


wrbasek0

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Reply 2 on: Jul 29, 2018
:D TYSM

xiaomengxian

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Reply 3 on: Yesterday
Gracias!

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