Machine Tools Multiple Choice Questions on “Introduction to Milling”.
1. Milling machine is a machine tool that removes the metal as the work is fed against a rotating singlepoint cutter.
a) true
b) false
Answer: b
Clarification: Milling machine is a machine tool that removes the metal as the work is fed against a rotating multipoint cutter. Here, in milling machine multi point cutter should be used.
2. In milling machine, cutter rotates at high speed and removes metal at very high speed.
a) true
b) false
Answer: a
Clarification: It can be easily understood from its definition. This is the characteristic and advantage of milling cutters and that’s the reason why it is used more.
3. Milling machine can hold______ cutters at a time.
a) only one
b) only two
c) only three
d) none of the mentioned
Answer: d
Clarification: It can hold number of cutters at a time. Milling machine has multi point cutters.
4. Which of the following machine is superior to other machines as regards accuracy and better surface finish?
a) lathe
b) drill
c) shaper
d) milling
Answer: d
Clarification: Lathe, drill and shaper are general purpose machines. They are versatile while milling machine is special purpose machine.Special purpose machine are always superior to general purpose machines for a particular specific work.
5. Milling machines find wide application in production work.
a) true
b) false
Answer: a
Clarification: Milling machine is special purpose machine unlike lathe, drill and shaper. So, obviously it has higher accuracy and better performance. So it is largely used in production work for a specific purpose.
6. Which type of machining can be done by milling machine?
a) cutting keyways
b) slots and grooves
c) gears
d) all of the mentioned
Answer: d
Clarification: Cutting keyways,slots and grooves, gears all are the application of milling machine. It is a specific purpose machine..
7. Which of the following motion does a milling machine has?
a) vertical motion
b) crosswise motion
c) longitudinal motion
d) all of the mentioned
Answer: d
Clarification: Milling machine have all mentioned motions in order to perform various operation nicely. Due to this quality it has wider application and more accuracy..
8. For milling, the work is fixed on a table which controls the feed against the cutter.
a) true
b) false
Answer: a
Clarification: It can be easily seen from the working of the milling machine. Here the feed means relative movement of the tool or work.
9. Generally in workshop, column and knee type milling machine is used.
a) true
b) false
Answer: a
Clarification: This is the most general milling machine and used in workshop. It is further categorized as slab milling and face end milling.
10. Milling machine is designed for manufacturing a variety of tool room work.
a) true
b) false
Answer: a
Clarification: Milling machine are very versatile. Inspite of producing flat surfaces, it can also be used to dril, cut gear, bore and so on. It has wide applications.