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Chapter 4 NON FERROUS MATERIALS MCQs

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1. . Copper is mostly used in





2. . Gold, silver, copper and carbon are examples of





3. . Brass is an alloy made up of copper and





4. . Which gas is not used for fluxing and flushing in aluminium alloys?





5. . Which furnace is not used for heating aluminium alloys?





6. . Tin-based or lead-based alloys are types of ______





7. . Babbit metals are also known as _______





8. . How much antimony does a lead-base alloy contain?





9. . Tin-base alloys are replaced by aluminum-base alloys due to _______





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