Manufacturing And Production Technology
When the shear angle is small

Path of shear is large and chip is thin
Path of shear is short and chip is thick
Path of shear is large and chip is thick
Path of shear is short and chip is thin

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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.

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

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