How to calculate the jacking forces

  • Thread starter sctong147
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  • #1
sctong147
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how to calculate the jacking forces when i jack up a car to replace tyre?Thanks...
 

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  • #2
Doc Al
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Hint: Treat it as a lever. The minimum force you can exert must be such as to balance the torque due to the weight of the car about the fulcrum.
 
  • #3
sctong147
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Doc Al said:
Hint: Treat it as a lever. The minimum force you can exert must be such as to balance the torque due to the weight of the car about the fulcrum.

ok,thanks...
 

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