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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