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Author Question: The Hope Diamond weighs 44.5 carats. There are 200 mg per carat. How many kilograms does the Hope ... (Read 132 times)

CBme

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on: Jul 29, 2018
The Hope Diamond weighs 44.5 carats. There are 200 mg per carat. How many kilograms does the Hope Diamond weigh?
 
  A) 0.000890 kg
  B) 0.00890 kg
  C) 0.0890 kg
  D) 0.890 kg
  E) 8.90 kg

Question 2

A 2.3-kg object traveling at 6.1 m/s collides head-on with a 3.5-kg object traveling in the opposite direction at 4.8 m/s.
 
  If the collision is perfectly elastic, what is the final speed of the 2.3-kg object?
  A) 0.48 m/s
  B) 7.1 m/s
  C) 3.8 m/s
  D) 4.3 m/s
  E) 6.6 m/s


DHRUVSHAH

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

B

Answer to Question 2

B


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