Electric furnaces can usually operate upto a temperature of
A) 1250°C
B) 1700°C
C) 2200°C
D) 1000°C
Correct Answer:
Verified
Q10: Rough surface of casting may result from
A)high
Q11: A casting process which can produce cylinders
Q12: When sulphur is to be removed from
Q13: A mould cracks after drying. It indicates
A)excess
Q14: Moisture content of the moulding sand is
Q16: Inoculants are added to aluminium mainly for
A)grain
Q17: Permanent mould casting is also known as
A)chill
Q18: In investment casting the pattern is made
Q19: Consumable patterns are made of
A)polystyrene
B)wax
C)plaster of paris
D)any
Q20: The function of riser is
A)to allow the
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents