The hardness of quenched Martensite
A) increases with increasing carbon percentage
B) decreases as carbon percentage increases
C) first increases and then remains almost constant as the carbon percentage increases
D) first increases and then decreases as carbon percentage increases.
Correct Answer:
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Q2: In normalizing, one of the following is
Q3: Fine grain sizes are obtained by
A)slow cooling
B)increasing
Q4: Which one of the following is not
Q5: Annealing is generally done to impart
A)hardness to
Q6: Which of the following processes is used
Q8: Dispersion hardening materials can be produced with
Q9: in case of carbonitriding by diffusion of
Q10: in case of flame hardening the heat
Q11: in jominy end quench test sample is
Q12: martempering is also known as
A)marheating
B)marcooling
C)marquenching
D)none of the
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