Question 1
The diagram below shows the design of a toy.
Re-design the toy such that when the wheel rotates, the body will move concurrently in an oscillating motion.
(a) Suggest a mechanism that would result in the above motion.
Crank.
(b) Sketch out how the suggested mechanisms are being applied to the design of the toy. Label your sketches.
Question 2
The figure below shows a folding stand for an electronic keyboard.
Show how levers and linkages can be used to lock the frame into the open position.
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