Refer to your solution to Probs. 151 and 152. If the
Chapter 15, Problem 15.8(choose chapter or problem)
Refer to your solution to Probs. 151 and 152. If the pinion core hardness is 300 Brinell, use the relations from Prob. 157 to determine the required hardness of the gear core and the case hardnesses of both gears to ensure equal power ratings.
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