Question 4
Marks : +2 | -2
Pass Ratio : 50%
Involute profile is preferred to cyloidal because
Explanation: The face and flank of involute teeth are generated by a single curve where as in cycloidal
Question 7
Marks : +2 | -2
Pass Ratio : 100%
For a speed ratio of 100, smallest gear box is obtained by using
Question 9
Marks : +2 | -2
Pass Ratio : 20%
Law of gearing is satisfied if
Explanation: Law of gearing says that the common normal at the point of contact between a pair of teeth must always pass through the pitch point.