A collimated light beam is used for producing heat in
A) Percussion welding
B) TIG welding
C) Plasma welding
D) MIG welding
E) Laser welding
Correct Answer:
Verified
Q9: Continuous chips in ductile metals is promoted
Q10: A stub tooth is one that is
A)Thicker
Q11: Gear tooth vernier is used to measure
A)Pitch
Q12: The moisture content of wood used for
Q13: The coefficient of friction between chip and
Q15: A time switch is
A)A switch which operates
Q16: In instrumentation a correction is
A)Reading-error
B)Range of error-degree
Q17: A 12 mm drilling machine means
A)It can
Q18: A sprue is
A)A process of cleaning castings
B)A
Q19: Which one of the following methods is
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