Manufacturing And Production Technology
Flank wear occurs mainly on the

Nose part, front relief face and side relief face of the cutting tool
Front face only
Face of the cutting tool at a short distance from the cutting edge
Cutting edge only

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Manufacturing And Production Technology
Work speed of circular electrode of 220 mm diameter for carrying out seam welding at 4 welds per cm on 1.6 mm thick mild steel tube. Welding cycle consists of 3 cycles ‘on’ and 2 cycles ‘off’ Power supply is at 50 Hz. Calculate R.P.M. and energy requirement of the above circular electrodes assuming effective resistance between electrodes as 100 ohm.

5.03 rpm, 600 joules
2.17 rpm, 600 joules
6.8 rpm, 6 joules
22 rpm, 600 joules

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Manufacturing And Production Technology
The facing is an operation of

Embossing a diamond shaped pattern on the surface of a workpiece
Beveling the extreme end of a workpiece
Machining the ends of a workpiece to produce a flat surface square with the axis
Reducing the diameter of a workpiece over a very narrow surface

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