Help in PSLE simple machine qn. JC student here lol!

• limywv

  28 May 09, 19:02

  
  

   

   

   

• yiha093

  28 May 09, 19:04

  1?  x.x

• ThunderFbolt

  28 May 09, 19:22

  center of the axle and wheel

• Forbiddensinner

  28 May 09, 19:23

  Originally posted by limywv:

  10. The fulcrum in a wheel and axle is located at the ________. ()
  

  

   

   

  circumference of the wheel
  circumference of the axle
  centre of the axle and wheel
  joint to the load

  Are you sure this is PSLE question? 0_0

  Got picture to see?

• limywv

  28 May 09, 19:25

  
  

   

   

   

• Herzog_Zwei

  28 May 09, 20:29

  Originally posted by limywv:

  10. The fulcrum in a wheel and axle is located at the ________. ()
  

  

   

   

  circumference of the wheel
  circumference of the axle
  centre of the axle and wheel
  joint to the load

  PSLE science question, fulcrum is pivot lah. Since the turning moment of the wheel and axle are based in the centre, then the fulcrum is in the centre lah!

• limywv

  30 May 09, 06:43