Q65
Match the heat treatment process in Group I with resultant microstructure Group II. Group I Group II P. Martempering 1. Coarse pearlite Q. Normalising 2. Fine pearlite R. Sub-critical annealing for long time 3. Tempered martensite S. Full annealing 4. Spheroidised cementite in the matrix of ferrite
Match the heat treatment process in Group I
with resultant microstructure Group II.
| Group I | Group II |
| P. Martempering | 1. Coarse pearlite |
| Q. Normalising | 2. Fine pearlite |
| R. Sub-critical annealing for long time | 3. Tempered martensite |
| S. Full annealing | 4. Spheroidised cementite in the matrix of ferrite |
A.
P-1, Q-4, R-3, S-2
B.
P-2, Q-3, R-1, S-4
C.
P-4, Q-1, R-2, S-3
D.
P-3, Q-2, R-4, S-1
AnswerAnswer: Option D
Solution
Answer: Option D
No explanation is given for this question Let's Discuss on Board