Manufacturing And Production Technology
Which of the following statement is wrong about ultrasonic machining?

It removes large amount of material
It produces good surface finish
It is best suited for machining hard and brittle materials.
It cuts materials at very slow speeds

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Manufacturing And Production Technology
The lip angle is the angle

Between the tool face and the ground end surface of flank
Between the face of the tool and a line tangent to the machined surface at the cutting point
None of the listed here
Made by the face of the tool and the plane parallel to the base of the cutting tool

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