Solved: Horsepower The horsepower (hp) that a shaft can
Chapter , Problem 2.5.39(choose chapter or problem)
Horsepower The horsepower (hp) that a shaft can safely transmit varies jointly with its speed (in revolutions per minute, rpm) and the cube of its diameter. If a shaft of a certain material 2 inches in diameter can transmit 36 hp at 75 rpm, what diameter must the shaft have in order to transmit 45 hp at 125 rpm?
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