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MECHANISMS EXAMINATION QUESTION

V. Ryan 2004 - 2009

 

The diagram below shows a design for a simple mechanism which moves piston X forwards and backwards inside the cylinder. It is part of a type of internal combustion engine.

   

   

1. Piston X moves backwards and forwards, what type of motion is this?

 
 
2. What is a movable pivot?  
 
   
3. Place labels on the diagram to show the position of two moving pivots.
   

4. Engineers have found that as the system rotates there is a problem with the mechanism. In the space below describe the problem.

 
 
 
 
   
5. In the space below draw a solution to the problem.
   
 
   
   
   
   
   
   
   
   

6. Internal combustion engines are linked to pollution. What type of pollution do they create.

   

 

   

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