4_12_17_Calculating Gear Ratios



April 12, 2017

EQs:

What combination of gears gives an increase in power?

What do you have to give up to get an increase in power?



Calculate the following gear ratio:

Compound gear train.  Three gear combinations.  Every input gear is an eight tooth gear.  Every output gear is a 24 tooth gear.
*What is the gear ratio of the compound gear train?
*How many times will you have to turn the input gear to turn the output just once?

*What is the mechanical advantage of the system?


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