Q131
Match the scientist pairs listed in Group I with phenomena listed in Group II. Group I Group II P. Hall-Patch 1. Dislocation reaction product Q. Nabarro-Herring 2. Diffusional creep R. Lomer-Cottrell 3. Dislocation source S. Frank-Read Group 4. Grain boundary strengthening
Match the scientist pairs listed in Group I with phenomena listed in Group II.
| Group I | Group II |
| P. Hall-Patch | 1. Dislocation reaction product |
| Q. Nabarro-Herring | 2. Diffusional creep |
| R. Lomer-Cottrell | 3. Dislocation source |
| S. Frank-Read Group | 4. Grain boundary strengthening |
A.
P-1, Q-2, R-3, S-4
B.
P-1, Q-2, R-4, S-3
C.
P-4, Q-2, R-1, S-3
AnswerD.
P-4, Q-1, R-2, S-3
Answer: Option C
Solution
Answer: Option C
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