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What is a Class I lever ?
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Define matter. Name its three states with one example each.
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A glass strip, an ordinary paper, greased paper, tracing paper, polythene sheet, wooden piece, steel plate, glycerine, kerosene oil, mustard oil, grounded glass, stone, book, water, and milk.
Opaque Transparent Translucent
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Opaque Transparent Translucent
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When are approximations necessary in daily life and when should they be avoided?
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What is a Class I lever?
What is a Class I lever?
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