TOPIC: BASIC FABRICATION PROCESS
DIRECTION: Choose the correct answer from the lettered options.
- Sharp edges in sheet metal are removed by __.
A. etching
B. filing
C. chiseling
D. polishing
E. planishing
The correct answer is option [B]
2. The process used to make objects such as bowls and trays is known as __.
A. planishing
B. raising
C. hollowing
D. fullering
The correct answer is option [A]
3. The mallet used for shaping internal curves in metal work is _.
A. bossing mallet
B. raising mallet
C. rawhide mallet
D. planishing
The correct answer is option [A]
4. Which of these snips is not used in sheet metal works?
A. Curved snip
B. Straight snip
C. Universal snip
D. Long snip
The correct answer is option [D]
5. The stake used for forming cylindrical work is _.
A. brick iron
B. funnel stake
C. hatchet stake
D. round bottom stake
The correct answer is option [B]
6. The sketch of the stake shown below is that of a __.
A. funnel stake
B. hatchet stake
C. half-moon stake
D. round bottom stake
The correct answer is option [B]
7. What is most convenient for flanging a flat metal sheet?
A. Bench shear
B. Bending roller
C. Folding machine
D. Guillotine
E. Tinman’s anvil
TOPIC: CARE AND MAINTENANCE OF MACHINES
DIRECTION: Choose the correct answer from the lettered options.
- For a satisfactory joint, an M24 hexagonal bolt should be tightened to __.
A. M24 screw
B. M24 stud
C. M24 socket
D. M24 nut
The correct answer is option [D]
2. Check and lubricate the machine with __.
A. available lubricant
B. any lubricant
C. recommended lubricant
D. unbranded lubricant
The correct answer is option [C]
3. The clearance angle of the cutting tool for lathe machine is _.
A. 10o
B. 6o
C. 12o
D. 8o
The correct answer is option [B]
4.What do we use if it is necessary to use a hammer to hit loose or tighten some part
of a machine?
i. Lead hammer
ii. Copper hammer
iii. A block of hard wood
A. i only
B. ii only
C. iii only
D. i, ii and iii
The correct answer is option [D]
5. Proper handling of the machine will prolong the life of a machine. In a milling machine, operating the cutter backwards will result in _.
A. blunt cutter
B. cutter removal
C. cutter clogging
D. cutter breakage
The correct answer is option [D]
6. The level and the condition of the coolant must be __.
i. Checked
ii. Refilled
iii. Replaced
iv. Kept dry
A. i and ii only
B. i only
C. ii and iv only
D. i and ii only
The correct answer is option [D]
7. To prevent cutters cutting edges striking each other, _.
i. place cutters in drawers or bins
ii. Hang small cutters on hooks or pegs
iii. Set large cutters on end
A. i only
B. ii only
C. iii only
D. i, ii and iii
The correct answer is option [D]
8. The sketch below is a common moving part of a machine called _.
A. ring
B. wheel
C. ball bearing
D. disc
The correct answer is option [C]
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