+1 vote
in Machine Kinematics by (38.0k points)
If the centre distance of the mating gears having involute teeth is increased, then the pressure angle

(a) increases

(b) decreases

(c) remains unchanged

(d) none of the mentioned

This question was addressed to me in a dream while sleeping

Origin of the question is Spur Gears in chapter Toothed Gearing & Gear Trains of Machine Kinematics

1 Answer

0 votes
by (89.8k points)
Correct option is (a) increases

For explanation I would say: The pressure angle increases with the increase in centre distance.

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