Machine Tools Multiple Choice Questions on “Turret Type Drilling Machine”.
1. Which of the following has higher production rate?
a) table top drill
b) gang drill
c) column drill
d) turret drill
Answer: d
Clarification: Turret drill has higher production rate compare to others. This turret word is derived from Italian word torretta which means a tower.
2. Turret drill generally has ______ axis.
a) horizontal
b) vertical
c) can’t say anything
d) none of the mentioned
Answer: b
Clarification: Turret drill generally has vertical axis. It has it axis along with y axis.
3. In turret drill, drills are mounted in holes.
a) true
b) false
Answer: a
Clarification: It can be easily seen from the construction of this machine. The drills are mounted in holes while the table is used for the fixing of jobs.
4. In turret drill, which of the following is mounted in holes?
a) boring tool
b) ream cutter
c) countersinking tool
d) all of the mentioned
Answer: d
Clarification: All can be mounted in holes. Turret drill is a versatile tool. It can enlarge the drill and perform number of operations. For that purpose, all mentioned types of tools can be mounted in holes.
5. A job is mounted______ in turret drill.
a) on table
b) in holes
c) can’t say anything
d) none of the mentioned
Answer: a
Clarification: A job is mounted on table in turret drill. At the same time, tools are mounted in holes.
6. In turret drill, table can move______
a) in x direction
b) in y direction
c) either in x direction or in y direction
d) none of the mentioned
Answer: c
Clarification: The table can move either in x direction or in y direction in order to accommodate with work.
7. The entire turret can move horizontally inward and outward along with drill.
a) true
b) false
Answer: b
Clarification: This is false. The entire turret can move vertically up and down along with drill.
8. Which type of operation is possible in turret drill?
a) secondary enlargement
b) thrust enlargement
c) both secondary enlargement and thrust enlargement
d) none of the mentioned
Answer: c
Clarification: Both operations are possible in turret drill. Thrust is a reaction force explained by newton in its second and third law.
9. In turret drill, table moment can be_______
a) mechanical
b) hydraulic
c) electrohydraulic
d) all of the mentioned
Answer: d
Clarification: All type of moment can be possible in turret drill. This make this drill more efficient to perform the desired job.
10. Boring and reaming operations are also possible in turret drill.
a) true
b) false
Answer: a
Clarification: Though drills are developed especially for making holes but today these drill machines become a versatile tool which perform various types of operations. These all operations are possible in this machine.