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Free gk questions Online Test - MeritNotes
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No. of Questions :10
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1. How is pyrex glass manufactured?
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2. Why gypsum added to cement?
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3. Explain the terms, concrete and mortar?
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4. Mention the uses of sodium carbonate?
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5. What is valence shell?
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6. What is meant by efflorescence?
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7. What is radiocarbon dating?
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8. Name the instruments used to detect radioactive rays?
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9. What is annealing of glass?
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10. Mention the uses of bleaching powder?
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