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Author Question: A particle moving along the x axis has a position given by x = (24t 2.0t3) m, where t is measured ... (Read 186 times)

Kthamas

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on: Jul 28, 2018
A particle moving along the x axis has a position given by x = (24t  2.0t3) m, where t is measured in s. What is the magnitude of the acceleration of the particle at the instant when its velocity is zero?
 a. 24 m/s2
  b. zero
  c. 12 m/s2
  d. 48 m/s2
  e. 36 m/s2

Question 2

The position of a particle as it moves along the x axis is given by x = 15e-2t m, where t is in s. What is the acceleration of the particle at t = 1.0 s?
 a. 22 m/s
  b. 60 m/s
  c. 8.1 m/s
  d. 15 m/s
  e. 35 m/s


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tuwy

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

A

Answer to Question 2

C


Kthamas

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Reply 2 on: Jul 28, 2018
Excellent

6ana001

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Reply 3 on: Yesterday
Gracias!

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