A centrifugal Watt governor is fitted with two balls, each of mass 2.5 – McqOptions

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1.	A centrifugal Watt governor is fitted with two balls, each of mass 2.5 kg. Find the sped of the governor, when the balls fall by 20 mm.
A.	60 r.p.m.
B.	70 r.p.m.
C.	70.2 r.p.m.
D.	80 r.p.m.
Answer» D. 80 r.p.m.

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