Physics, 28.09.2019 15:00 kenisonpaigebosma
Athird class lever has a mechanical advantage of < 1. what is an example of a third class lever and why use it?
a) pulley; changes direction
b) baseball bat; increases velocity
c) car jack; increases the weight it can lift
d) wheel barrow; makes it easier to move a load
Answers: 2
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Athird class lever has a mechanical advantage of < 1. what is an example of a third class lever a...
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