1-cast iron 2-gry cast iron
a.on irregular jobs b. to reduce the metal rapidly c. on wood c. if smooth file is not available
a.voltage based b.head based c.frequency based d.power based
a. single cut file b.double cut file c.smooth file d. any of these
heat based
we were find the engineering questions
A by lead screw B by cross slide C by saddle D by feed rod
1) one pn junction 2) two pn junction 3 three pn junction 4) All of the above