Gears Multiple Choice Questions and Answers

21. To connect two intersecting shafts we use

1. Spur gear
2. Helical gear
3. Worm and wheel
4. Bevel gears

22. What are the advantages of smaller pressure angles?

1. High radial force
2. High separating force
3. High contact ratio
4. All of the above

23. Which gear is used if the axes of two shafts are neither intersecting nor parallel?

1. Hypoid gears
2. Worm gears
3. Both a and b
4. None of the above

24. Which of the following is a form of teeth?

1. Cycloidal
2. Spherical
3. Helical
4. All of the above

25. Which of the following is a gear finishing operation

1. Milling
2. Hobbing
3. Shaping
4. Shaping and brushing

26. Which of the following methods produces gear by generating process

1. Hobbing
2. Casting
3. Punching
4. Milling

27. Which of the following operation is different from the rest

1. Rivetting
2. Embossing
3. Punching
4. Coining

28. Which of the following pressure angle (in degrees) is commonly used for gears?

1. 15
2. 20
3. 25
4. 30

29. Which of the following type of gear has inclined teeth?

1. Spur gear
2. Helical gear
3. Spiral gear
4. All of the above