1.

For a porter governor, the following data is given:Mass of each ball = 5kgMass on the sleeve = 20KgLength of each arm = 20cmBall path at life = 12 cmPath at maximum speed = 16 cmCalculate range of speed in rpm.

A. 25.9
B. 51.8
C. 12.9
D. 31.2
Answer» B. 51.8


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