The following article contains the most important multiple-choice questions with answers on shaper machines for online competitive exams and job interviews.
1. In the shaper machine
a) tool is stationary while workpiece reciprocates
b) workpiece is stationary while the tool reciprocates
c) Both the tool and workpiece reciprocate
d) both the tool and workpiece rotate
2. In shaper, the job is kept
a) stationary
b) rotating
c) reciprocating
d) none of the mentioned
3. The front of the body provides guideways for
a) ram
b) cross rail
c) can’t say anything
d) none of the mentioned
4. The cross rail is mounted on of the body frame
a) front
b) back
c) can’t say anything
d) none of the mentioned
5. Which one of the following is NOT part of a shaper?
a) Bull gear
b) Ram
c) Tailstock
d) Clapper box
6. The size of the shaper is specified by
a) Minimum length of stroke
b) Maximum length of stroke
c) Maximum size of the tool used
d) Size of table
7. Clapper box of the shaper is used to
a) Lift the tool during a cutting stroke
b) Lift the tool during the return stroke
c) Lift the tool in the middle of the stroke
d) Avoid overhanging of tool
8. The _______ movements of cross rail permit the jobs of different heights to be accommodated below the tool.
a) horizontal
b) vertical
c) can’t say anything
d) none of the mentioned
9. Which of the following mechanism ¡s used in the shaper machine
a) Beam engine
b) Pantograph
c) Crank and Slotted lever quick return motion mechanism
d) watts indicator
10. Following shape(s) is (are) produced with a shaper machine
a) v-block
b) dovetail
c) guide gib
d) all of the above
11. Which of the following is used for machining smaller jobs?
a) shaper
b) planer
c) can’t say anything
d) none of the mentioned
12. The bull gear in a shaper is driven by
a) Pinion
b) A shaft
c) A pulley
d) Sliding block
13. Which of the following machine is primarily intended for producing flat surfaces?
a) Shaper
b) Drilling
c) lathe
d) none of the above
14. Which stroke is a cutting stroke in the shaper?
a) forward
b) return
c) can’t say anything
d) none of the mentioned
15. In a shaper, rotary motion is converted into reciprocating motion by means of
a) Worm and worm wheel
b) Rack and pinion
c) Rocker arm and bull gear
d) Shaft and pulley
16. One complete rotation of the bull gear in a shaper gives ram
a) One forward stroke
b) One return stroke
c) One forward and one return stroke
d) No movement
17. Which stroke is idle stroke in shaper?
a) forward
b) return
c) can’t say anything
d) none of the mentioned
18. Quick return mechanism ¡s provided on the shaper to reduce the time required for
a) Forward stroke
b) Return stroke
c) Forward and return stroke
d) None of the above
19. Which of the following operation can be performed in the shaper?
a) gear cutting
b) keyways cutting
c) curvilinear contours
d) all of the above
20. Which movement of the ram is called stroke?
a) only back
b) only forth
c) back and forth
d) none of the mentioned
21. Which one of the following shaper tools is chosen when narrow slots are to be cut?
a) Straight roughing tool
b) Offset shaping tool
c) Grooving tool
d) Round nose tool
22. The other name of the Whitworth quick return mechanism is
a) Worm and worm wheel mechanism
b) Crank and slotted link mechanism
c) Bell crank lever mechanism
d) None of the above
23. A hydraulic shaper is driven by
a) Air pressure
b) Steam pressure
c) Liquid pressure
d) Hand pressure
24. In shaping work, the selection of cutting speed depends upon
a) type of material to be shaped
b) cutting tool material
c) both ‘A’ and ‘B’
d) Neither ‘A’ nor ‘B’
25. Which one of the following operations is NOT performed on a shaper?
a) Machining horizontal surfaces
b) Machining vertical surfaces
c) Cutting grooves and keyway
d) Cutting ‘V’ threads
26. The length of stroke of the shaper ram should be
a) exactly equal to the length of cut to be taken
b) less than the length of cut to be taken
c) more than the length of cut to be taken
d) none of the above
27. Which one of the following are the characteristics of a shaping machine relating to the cutting process
a) The tool cuts during forward motion while the job is fed
b) The tool cuts in both directions while the job is fed.
c) The job is kept stationary and the feed is given to the tool
d) The tool is kept stationary and the feed is given to the job
28. The crank pin of a shaping machine is set closer to the Centre of the bull gear How does it affect the ram movement?
a) The ram does not move
b) It does not affect the ram movement
c) The ram movement will be larger
d) The ram movement will be shorter
29. Which one of the following parts of the shaper supports the table?
a) Base
b) Ram
c) Saddle
d) Clapper box
30. Which one of the following shaper mechanisms produces less noise?
a) Rack and pinion mechanism
b) Crank and slotted link mechanism
c) Hydraulic mechanism
d) Cam mechanism