Manufacturing And Production Technology
Flank wear occurs mainly on the

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

ANSWER DOWNLOAD EXAMIANS APP

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.

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

ANSWER DOWNLOAD EXAMIANS APP

Manufacturing And Production Technology
Which of the following statement is correct regarding grinding of high carbon steel?

Aluminium oxide wheels are employed.
The grinding wheel has to be of open structure.
Grinding at high speed results in the reduction of chip thickness and cutting forces per grit.
All of these

ANSWER DOWNLOAD EXAMIANS APP