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Why is the window glass of the old build...

Why is the window glass of the old building thick at the bottom ?

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Since glass is a super cooled liquid it has fluidity.
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  2. Why the window glass of old buildings look milky?

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  3. Why is the window glass of the old building thick at the bottom ?

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  5. Calculate the efficiency in body centred cubic crystal.

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  9. The metal calcium crystallizes in a face centred cubic unit cell with ...

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  10. The metal calcium crystallizes in a face centred cubic unit cell with ...

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  11. In The mineral, spinel having the formula MgAl2O4, oxide ions are arra...

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  12. In The mineral, spinel having the formula MgAl2O4, oxide ions are arra...

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  14. An element X with an atomic mass of 60g mol^-1 has density of 6.23 g c...

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