Related Questions

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
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
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
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
Mild steel is a/an __________ steel.
A Low carbon
B Medium carbon
C High carbon
D High alloy
__________ is the most suitable lubricant for drawing mild steel wires?
A Kerosene
B Water
C Sodium stearate
D Lime water
Cast iron vessels are not suitable for the storage of
A Freon
B H2SO4 (95%) at room temperature
C H2SO4 (fuming)
D Wet SO2
Out of the following, copper vessels are the most suitable for the storage of
A Bromine
B Dry chlorine & dry fluorine
C Nitric acid (95% and fuming)
D Phosphoric acid (95%) & sulphuric acid (95% and fuming)
For machining a mild steel workpiece using carbide tool, the maximum material will be removed at a temperature of
A 500
B 1000
C 1750
D 2750
When a bolt and nut is made of mild steel, then the effective height of nut is made equal to (where d = Nominal diameter of bolt)
A 0.5 d
B 0.75 d
C d
D 1.25 d

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