Q40
Match the following. Group 1 Group 2 P. Grain refinement of aluminium 1. Magnesium Q. Improvement of fluidity of cast iron 2. Titanium R. Refinement of graphite flakes in cast iron 3. Phosphorous S. Removal of dissolved hydrogen from molten aluminium 4. Ferro-silicon 5. Chlorine
Match the following.
| Group 1 | Group 2 |
| P. Grain refinement of aluminium | 1. Magnesium |
| Q. Improvement of fluidity of cast iron | 2. Titanium |
| R. Refinement of graphite flakes in cast iron | 3. Phosphorous |
| S. Removal of dissolved hydrogen from molten aluminium | 4. Ferro-silicon |
| 5. Chlorine |
A.
P-2, Q-3, R-4, S-5
AnswerB.
P-4, Q-3, R-1, S-2
C.
P-2, Q-4, R-1, S-5
D.
P-3, Q-5, R-4, S-2
Answer: Option A
Solution
Answer: Option A
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