Brain Teasers
1st, 2nd, or 3rd
Although we are one, we are ranked into three
We basically help you in the same way you'll see
First, second, or third is not the order we finish
Moving a part on us causes our advantage to diminish.
What are we?
We basically help you in the same way you'll see
First, second, or third is not the order we finish
Moving a part on us causes our advantage to diminish.
What are we?
Answer
Levers. First, second, and third are the classes of levers based on the position of the fulcrum, input force, and load. Moving of one of these factors on the lever can increase or decrease the mechanical advantage of the lever.Hide Answer Show Answer
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Comments
wot!!!!!!!!!!!!! xx
hmmm, haven't done much mechanics.
Very difficult - I didn't work it out - well done! I didn't know about the three classes of levers but they are there on wikipedia with examples. You learn something every day
really had me confues here!!
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