Related Questions

For machining a mild steel workpiece by a high speed steel tool, the average cutting speed is
A 5 m/min
B 10 m/ min
C 15 m/min
D 30 m/min
For machining a cast iron workpiece by a high speed steel tool, the average cutting speed is
A 10 m/min
B 15 m/min
C 22 m/min
D 30 m/min
The average cutting speed for turning mild steel with a high speed steel tool is
A 15 to 19 m/min
B 25 to 31 m/min
C 60 to 90 m/min
D 90 to 120 m/min
The cutting speed for drilling aluminium, brass and bronze with carbon steel drills is _________ cutting speed for drilling mild steel with high speed steel drills.
A Equal to
B Less than
C More than
D None of these
The cutting speed is maximum while machining _________ with a high speed steel tool.
A Cast iron
B Mild steel
C Brass
D Aluminium
The allowable tensile stress in structural mild steel plates for steel tank is assumed as
A 95.0 MPa on net area
B 105.5 MPa on net area
C 105.5 MPa on gross area
D 150.0 MPa on gross area
Mild steel is a/an __________ steel.
A Low carbon
B Medium carbon
C High carbon
D High alloy
The operation of machining several surface of a workpiece simultaneously is called
A profile milling
B face milling
C gang milling
D none of these
The operation of machining several surfaces of a workpiece simultaneously is called
A Profile milling
B Gang milling
C Saw milling
D Helical milling
With the same tool life, the maximum material per minute is removed by
A Increasing the cutting speed
B Decreasing the cutting speed
C Increasing the depth of cut
D Increasing the feed rate

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