+1 vote
in Machine Kinematics by (38.0k points)
A fixed gear having 200 teeth is in mesh with another gear having 50 teeth. The two gears are connected by an arm. The number of turns made by the smaller gear for one revolution of arm about the centre of bigger gear is

(a) 2

(b) 4

(c) 3

(d) none of the mentioned

This question was posed to me in examination.

This interesting question is from Types of Gear Trains topic in portion Toothed Gearing & Gear Trains of Machine Kinematics

1 Answer

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by (106k points)
Right choice is (b) 4

The explanation is: N1 = 200

             N2 = 50

Number of turns = N1/N2

                = 200/50 = 4.

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