Electric process for steel making is used in which of the following steel plant?
A.Bhilai
B.Bokaro
C.Durgapur
D.TISCO
E.None of the above
A.Bhilai
B.Bokaro
C.Durgapur
D.TISCO
E.None of the above
A.Ferromagnetic materials
B.Ferrimagnetic materials
C.Diamagnetic materials
D.Paramagnetic materials
E.None of the above
A.1 second
B.2 seconds
C.5 seconds
D.15 seconds
E.1 minute
A.100 kg/cm2
B.500 kg/cm2
C.1000 kg/cm2
D.2000 kg/cm2
E.4000 kg/cm2
A.Cast iron water pipes
B.Cycle chains
C.Gas turbine blades
D.Steam engine flywheel
E.All of the above
A.Internal stresses in the article before heating
B.Hardening temperature too low
C.Cooling rate too slow
D.Holding insufficient at the hardening temperature
A.Cast iron
B.Chromium
C.Hard metal
D.Graphite
E.Tungsten
A.300 kg
B.1500 kg
C.1000 kg
D.500 kg
E.100 kg
A.10 minutes
B.Half an hour
C.1 hour
D.2
E.5 to 6 hours