Which of the following process has least power consumption in kW/cm2/m – McqOptions

MCQOPTIONS

1.	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
Answer» D.

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