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Author Question: While a car travels around a circular track at constant speed, its A) acceleration is zero. B) ... (Read 94 times)

809779

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on: Jul 29, 2018
While a car travels around a circular track at constant speed, its
 
  A) acceleration is zero.
  B) velocity is zero.
  C) both of these
  D) none of the above

Question 2

Planet Z-34 has a mass equal to one-third that of Earth and a radius equal to one-third that of Earth. With g representing, as usual, the free-fall acceleration at the surface of Earth, the free-fall acceleration at the surface of Z-34 is
 
  A) g/3.
  B) 3g.
  C) 6g.
  D) g/9.
  E) 9g.


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nathang24

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

Answer: D

Answer to Question 2

B


809779

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Reply 2 on: Jul 29, 2018
Gracias!

cassie_ragen

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Reply 3 on: Yesterday
:D TYSM

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