Manufacturing And Production Technology
Flank wear occurs mainly on the

Cutting edge only
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

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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.

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

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