Washer

The washing machine drum washes at 64 RPM. The washing machine motor pulley has a diameter of 6 cm. What must be the diameter of the drum machine pulley when the motor is at 367 RPM?

Correct answer:

D =  34.4 cm

Step-by-step explanation:

n1=64 n2=367 d=6 cm  s1=s2 n1 D = n2 D D=n1n2 d=64367 6=64367 6=642202=34.4 cm



Did you find an error or inaccuracy? Feel free to write us. Thank you!







Tips for related online calculators
Check out our ratio calculator.
Do you want to convert length units?
Do you want to convert velocity (speed) units?

You need to know the following knowledge to solve this word math problem:

planimetricsbasic operations and conceptsUnits of physical quantitiesGrade of the word problem

 
We encourage you to watch this tutorial video on this math problem: video1

Related math problems and questions: