Q. The grinding wheel speed (surface speed in m/min) usually varies from

View solution

Q. The factor considered for evaluation of machinability is

View solution

Q. In oblique cutting system, the tool may or may not generate a surface parallel to the workface.

View solution

Q. The plunge grinding requires very __________ speed.

View solution

Q. In conventional milling, the cutting force tends to lift the work.

View solution

Q. In machining metal, cutting force at the cutting edge is measured by a

View solution

Q. With the same tool life, the maximum material per minute is removed by

View solution

Q. The process of removing metal by a cutter which is rotated against the direction of travel of workpiece, is called

View solution

Q. A feed gear box for a screw cutting lathe is designed on the basis of

View solution

Q. In American Standard Association (A S A) system, if the tool nomenclature is 8-6-5-5-10-15-2 mm, then the side rake angle will be

View solution

Q. The lip clearance angle should decrease towards the centre of the drill than at the circumference.

View solution

Q. If the shear angle is large and the chip-tool contact area is low, then the tool life will be more.

View solution

Q. In drilling brass, a drill with

View solution

Q. The carbide tools operating at very low cutting speeds (below 30 m/min)

View solution

Q. In oblique cutting of metals, the cutting edge of the tool is

View solution

Q. The grinding of long, slender shafts or bars is usually done by

View solution

Q. In centreless grinding, work place centre will be

View solution

Q. Tool life is measured by the

View solution

Q. Soft materials can not be economically ground due to

View solution

Q. The process of removing metal by a cutter which is rotated in the same direction of travel of workpiece, is called

View solution