121. The lathe centres are provided with standard taper known as
122. In ECM, the material removal is due to
123. The effective number of lattice points in the unit cell of simple cubic, body centered cubic, and face centered cubic space lattices, respectively, are
124. In abrasive jet machining, as the distance between the nozzle tip and the work surface increases, the material removal rate
125. Twist drills are made of
126. The cutting speed for drilling aluminium, brass and bronze with high speed steel drills varies from
127. The cutting speed for drilling copper with high speed steel drills varies from
128. Discontinuous chips are formed during machining of
129. Continuous chips with built up edge are formed during machining of
130. The operation of producing grooves around the periphery of a cylindrical or conical workpiece is called
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