Practice Test: Question Set - 02
1. Which one of the following reamers can adjust itself in case of slight misalignment when fitted on a tailstock?
- (A) Parallel
reamer
- (B) Taper
reamer
- (C) Adjustable
reamer
- (D) Floating
reamer
2. Which one of the following machine reamers is used to correct the misalignment between the reamer axis and the work axis?
- (A) Floating
blade reamer
- (B) Shell reamer
- (C) Machine jig
reamer
- (D) Chucking
reamer
3. Which is the possible cause when a twist drill produces a rough hole on the job?
- (A) The
clearance angle is too big
- (B) The
clearance angle is too small
- (C) The cutting
speed is too low
- (D) Feed rate is
too high
4. Grinding fluids are used to
- (A) Reduce the
friction between the wheel face and the job
- (B) Wash away
chips
- (C) Prevent
loading of wheel
- (D) All of the
above
5. Toughness of a cutting tool means ability to withstand ________ without failure.
- (A) High
temperature
- (B) Wear
- (C) Impact
forces
- (D) Chemical
reaction
6. Which of the following angle of a lathe cutting tool makes it sharp and pointed?
- (A) Positive
rake angle
- (B) Negative
rake angle
- (C) Both
positive and negative rake angles
- (D) Neither
positive nor negative rake angles
7. A wedge like tool is used for removing the taper shank tools from the nose of the machine spindle. What is this called?
- (A) Drill chuck
- (B) Drill key
- (C) Drill socket
- (D) Drill drift
8. A drilled hole goes out of center due to
- (A) Improper
clamping of workpiece
- (B) Workpiece
having blowholes
- (C) Centre
punch mark not being large enough to give proper seat to the chisel edge of
drill
- (D) Any of the
above
9. The chisel used to cut keyways is
- (A) Cape chisel
- (B) Flat chisel
- (C) Round nose
chisel
- (D) Diamond
point chisel
10. Setting of teeth in hacksaw blade is
- (A) Not required
- (B) Required
to avoid friction between the blade and workpiece
- (C) Required
for increasing the strength of the blade
- (D) Required for
providing teeth on the blade
11. The point angle of twist drill depends upon the
- (A) Cutting
speed
- (B) Type of
drilling machine
- (C) Size of the
drill
- (D) Material to
be drilled
12. The process of beveling the end of existing hole is called
- (A) Spot-facing
- (B) Boring
- (C) Counter-boring
- (D) Counter-sinking
13. Drill chucks are held on the machine spindle by means of
- (A) Arbor
- (B) Drift
- (C) Draw-in bar
- (D) Chuck nut
14. The commonly used standard length of hacksaw blade is
- (A) 100 mm
- (B) 150 mm
- (C) 200 mm
- (D) 250 mm
15. The reamer teeth and spacing are designed to assist in reaming more accurate holes with good surface finish. Which one of the following is true regarding the number of teeth and their spacing?
- (A) Uneven
number of teeth and uneven spacing
- (B) Uneven
number of teeth and even spacing
- (C) Even number
of teeth and uneven spacing
- (D) Even number
of teeth and even spacing
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