Which of the following process has least power consumption in kW/cm2/min?
A) Electro discharge machining
B) Laser beam machining
C) Plasma arc machining
D) Ultrasonic machining
E) Abrasive jet machine
Correct Answer:
Verified
Q40: Material used for resistances is generally
A)Nichrome
B)Duralumin
C)Constantan
D)Monel metal
E)Elinvar
Q41: A kentometer is
A)A manometric device used for
Q42: Ezy out is
A)A tool for making round
Q43: Swab is
A)A welding defect
B)A forging die
C)A rocess
Q44: The function of a coolant in a
Q45: In deriving relationship between thickness ratio, angle
Q46: The impedance of piezo-electric crystals is
A)High
B)Negligible
C)Low
D)Very low
E)Average
Q47: Machining allowance in case of die casting
Q49: Extrusion is the process of
A)Metal shaping on
Q50: In electrical resistance welding cleaning of metals
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