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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyA. | Chrome steel is used for cutting tools and crushing machines. |
B. | The fine dust of aluminium is used in paints and lacquers. |
C. | Copper is used for the reduction of alcohol. |
D. | Zinc dust is used as a reducing agent in the manufacturing of paints. |
E. | Iron is used for galvanising zinc. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe maximum temperature that can be achieved in blast furnace is :
1. Upto 1900 K
2. Upto 5000 K
3. Upto 1200 K
4. Upto 2200 K
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology