16 Marks Q&AUNIT IV TOOTHED GEARING & GEAR TRAINS1. With Neat sketch explain the Gear Nomenclature.

2. Explain with neat sketch Law of Gearing.

3. Compare involute and cycloidal gears

4. Drive the Expression of Length path of contact, length of arc of contact and contact ratio.

Question 5

Question 6

Question. 7Question 8

Question 9.

10. Explain Interference in involute gears.

Question. 11

Question. 13Question. 12

Question. 14

Question. 15

Question. 16

Question. 17

Question. 18

Question. 19

Question. 20

16 Marks Q&AUNIT V

Question. 1SCREW JACK, CLUTCH, BEARING,BELT DRIVE AND BRAKES Prove or disprove the following statement Angle of friction is equal to angle of repose

Question. 2

Question. 3

Question. 4

Question. 5

Question. 7Question. 6

8. Drive the maximum efficiency of screw jack.

Question. 9

Question. 10

Question. 12Question. 11

Question. 13

Question. 14

Question. 16Question. 15

Question. 18Question. 17

Question. 19

Question. 20

Angle of contact

N.Sithivinayagam, AP/MECHPage 57