CUTTING TOOLS AND OPERATIONS MCQ 1
CUTTING TOOLS AND OPERATIONS MCQ 1
1) A cutting tool used to finish and enlarge a hole is known as
Tap
Reamer
Die
Drill
Correct Answer- (B)
2) Which one of the following metals does not require any coolant during reaming?
Steel
Copper
Aluminium
Cast iron
Correct Answer- (D)
3) A cutting tool used to cut outside threads is called
Reamer
Tap
Drill
Die
Correct Answer- (D)
4) Which one of the following is used to rectify damaged or rusted threads?
Two-piece die
Die nut
Circular split die
Die plate
Correct Answer- (B)
5) What is used for removing a broken tap?
Tap wrench
Tap extractor
Tap nut
Tap disposer
Correct Answer- (B)
6) What coolant is recommended for tapping copper or aluminium ?
Lard oil
Kerosene
Soda water
Dry
Correct Answer- (B)
7) The grooves provided on the entire length of the body of a twist drill are called?
lips
webs
flutes
margins
Correct Answer- (C)
8) A wedge like tool is used for removing the taper shank tools from the nose of the machine spindle ? What is this called?
Drill socket
Drill key
Drill chuck
Drill drift
Correct Answer- (D)
9) A hole, which is not made through full depth of the component is known as
core hole
blind hole
pin hole
bore hole
Correct Answer- (B)
10) The drill sleeves or sockets are available with morse taper and their number range MT-1 to MT-6. Which one of the following drill sizes refers to MT-4?
Drills above 14 mm upto 23 mm
Drills above 23 mm upto 31.75 mm
Drills above 31.75 mm upto 50.50 mm
Drills above 50.50 mm upto 76 mm
Correct Answer- (C)
11) It is the process of removing very small chips from metal surfaces by means of a sharp-edged tool. What is this tool called as?
Scraper
Reamer
Chisel
Hacksaw
Correct Answer- (A)
12) The cutting action of a file depends upon
the kind of cut and spacing of teeth
arrangement of teeth on the file
size and shape of the file
all of the above
Correct Answer- (D)
13) Hacksaw blade teeth get dull due to?
high speed and pressure
pressure not released during return stroke
coolant not used
any one of the above
Correct Answer- (D)
14) Which one of the following is NOT the reason for making file faces slightly convex in form?
To reduce the friction between the file face and the job surface.
To give better distribution of the pressure and to compensate slight filma movement.
To increase the friction between the file face and the job surface.
To reduce the effort in driving a file.
Correct Answer- (C)
15) A drilled hole goes out of centre due to
improper clamping of workpiece
workpiece having blowholes
centre punch mark not being large enough to give proper seat to the chisel edge of drill
any one of the above
Correct Answer- (D)
16) Which one of the following designations does NOT denote the grade of a file?
Smooth
Second cut
Bastard
First cut
Correct Answer- (B)
17) The cutting angle of a flat chisel for chipping aluminium is
35°
55°
60°
70°
Correct Answer- (A)
18) Which one among the following materials can be cut with a rasp cut file?
Bronze
Wood
Cast iron
Steel
Correct Answer- (B)
19) Which one among the following scrapers is used for scraping on bearing bush?
Flat scraper
Triangular scraper
Half round scraper
Round scraper
Correct Answer- (C)
21) A double cut file is used for filing on
leather
steel
wood
hard board
Correct Answer- (B)
22) Second cut in a file is the type of
section
design
grade
cut
Correct Answer- (C)
23) The body of a flat chisel is usually made in the shape of
rectangular
square
hexagonal
octagonal
Correct Answer- (D)
24) The chisel used to cut keyways is
flat chisel
diamond point chisel
round nose chisel
cape chisel
Correct Answer- (D)
25) Snagging is a process used to remove the metal by
grinding
filing
hacksawing
chiseling
Correct Answer- (A)
