Magnitude of acceleration

  • #1
310
1

Homework Statement


can someone tell me why the acceleration in n direction is 18ms^-2 ? i only understand that the centripetal acceleration = 18ms^-2


Homework Equations




The Attempt at a Solution

 

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Answers and Replies

  • #2
2
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I think your question is answered in the second image, in the text above. It's simply plugging the centripetal acceleration into the equation for net force. :P
 

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