In an epicycle gear reduction unit, the ratio of the number of teeth of the internal gears to the sun gear is: a) 3:1 b) 4:1 c) 2.5:1 d) 4.5:1

In an epicycle gear reduction unit, the ratio of the number of teeth of the internal gears to the  sun gear is:
a) 3:1
b) 4:1
c) 2.5:1
d) 4.5:1
by

1 Answer

Answer :

b) 4:1
by

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