Multiple Choice
The main advantage of investment casting is
A) It can be conveniently adopted for heavy castings
B) High degree of accuracy and surface finish
C) There is no sophisticated technology involved
D) No special tooling is required
E) Raw materials required are cheap
Correct Answer:
Verified
Correct Answer:
Verified
Q16: Arc blow is a welding defect which
Q17: A process applying oxide coating on aluminium
Q18: At what rpm should a lathe be
Q19: The difference between a plate and sheet
Q20: Which of the following is basically a
Q22: Die sinking is<br>A)The process of hardening of
Q23: Which surfaces are usually 'wrung' together?<br>A)Gears<br>B)Slip gauges<br>C)Threads<br>D)Drill
Q24: Green colour on a pattern indicates<br>A)Seats for
Q25: EN series is used to designate<br>A)aluminium alloys<br>B)steels<br>C)organic
Q26: Sweep patterns are used for<br>A)Circular shape objects<br>B)Rectangular