If steel is heated to a temperature well below red heat and is then co – McqOptions

MCQOPTIONS

1.	If steel is heated to a temperature well below red heat and is then cooled slowly, the process is called [Kerala (Med.) 2002]
A.	Tempering
B.	Hardening
C.	Softening
D.	Annealing
Answer» B. Hardening

Discussion

No Comment Found

Related MCQs

In following reaction \[yMnO_{4}^{-}+x{{H}^{+}}+{{C}_{2}}O_{4}^{-}\to yM{{n}^{++}}+2C{{O}_{2}}+\frac{x}{2}{{H}_{2}}O\], x and y are [CPMT 1997]
Which of the following element has maximum density
Zinc and mercury do not show variable valency like d-block elements because [RPMT 2000; MP PMT 2000]
The transition element have a characteristic electronic configuration which can be represented as [MP PMT/PET 1988; MP PMT 1989]
In the first transition series, the highest B.P. and M.P. is of
Which ion is not coloured [DPMT 2001]
Elements which generally exhibit multiple oxidation states and whose ions are usually coloured are [NCERT 1973; MP PMT 2000]
Among the following pairs of ions, the lower oxidation state in aqueous solution is more stable than the other in [AIIMS 2005]
Which one belongs to 3d-transition series [MP PMT 2004]
Which one of the following is not a transition metal [MP PMT 1999]