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mechanics practice questions part 2

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This document contains question relating to the mechanics side of physics such as moments, power, resolving , kinetic energy and gravitational potential energy. Happy learning

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  • August 16, 2022
  • 10
  • 2022/2023
  • Exam (elaborations)
  • Answers
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Mechanics
Past Paper Questions




Statics
Set Done Mark
4106 Moments /6|
4108 Moments /10
4112 Moments /7
4150 Resolving /5
4152 Vectors/ Scalars /7
4400 Work & Power /10
4404 KE&GPE /7
Total

, LEAVE
MARGN
RiANK
A

4106 (a) Define the moment of a force.

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(mark6)

(6) The diagram shows a uniform diving board of weight, W, that is fixed at A. The diving board is
Supported bya cylinder at C, that exerts an upward fore, P, on the board.




D




) By considering moments about A, explain why the force P must be greater than the weight
of the board, W.


* **********************************************************************

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(ii) State and explain what would be the effect on the force P of a girl walking along the board
rom A to B.




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2

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