Which of the following defect in castings is caused by the molten metal?
A) Scab
B) Swell
C) Shrinkage
D) Blowholes
E) All of the above
Correct Answer:
Verified
Q13: Which of the following chucking device can
Q14: The limitation of a pneumatically operated automatic
Q15: Unequal lengths of lips of a twist
Q16: A cutting tool fails due to
A)crater wear
Q17: Presence of oxygen in copper
A)gives it yellow
Q19: Flywheel is not provided in case of
A)manually
Q20: Internal gears and splines used in automobile
Q21: Honing is used to
A)correct ovality
B)waviness of axis
C)non-parallelism
Q22: Which one of the following is not
Q23: In hot blast cupola
A)Temperature is high
B)Melting rate
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