Question68:-Which pattern is commonly used for casting of spindles, steam valves bodies, taps, small pulleys and wheels?
A:-Multi-piece pattern
B:-Split or two piece pattern
C:-Loose-piece pattern
D:-Hollow board pattern
Correct Answer:- Option-A
Question69:- is not a part of the pattern, it is an added projection of pattern.
A:-Core box
B:-Core print
C:-Core
D:-Match plate
Correct Answer:- Option-B
Question70:-In pattern making draft or taper allowance is provided on all surface of the pattern.
A:-Horizontal
-Inclined
C:-Curve
D:-Vertical
Correct Answer:- Option-D
Question71:-What is the reading accuracy of steel rule?
A:-0.5 mm
B:-0.2 mm
C:-0.4 mm
D:-0.1 mm
Correct Answer:- Option-A
Question72:- are the spiral grooves which run to the length of the drill.
A:-Web
B:-Tang
C:-Flutes
D:-Shank
Correct Answer:- Option-C
Question73:-What is the purpose of a tap?
A:-Cutting internal threads
B:-Used for internal boring
C:-Cutting external threads
D:-Used for counter sinking
Correct Answer:- Option-A
Question74:- are threaded on both ends.
A:-Machine bolt
B:-Hexagonal head bolt
C:-Cheese head bolt

D:-Stud bolt
Correct Answer:- Option-D
Question75:- is used to cut external threads on cylindrical work pieces.
A:-Dies
B:-Taps

C:-Counter boring
D:-Counter sinking
Correct Answer:- Option-A
Question76:-Tinner's hand punch is used for punching the hole upto
A-12mm
B:-6 mm
C:-15 mm
D:-20 mm
Correct Answer:- Option-B
Question77:-Which shear is used for the inside cutting of an intricate work?
A:-Bench shears
B:-Aviation shears
C:-Double cutting shears
D:-Hawk billed shears