MCQ
What is the phenomenon of light bouncing back into the same medium called?
- ✓Reflection
- BRefraction
- CDispersion
- DSplitting
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Column I
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Column II
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$(A)$
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Polyester
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$(i)$
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Prepared by using wood pulp
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$(B)$
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Teflon
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$(ii)$
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Used for making para chute and stockings
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$(C)$
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Rayon
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$(iii)$
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Used for making non-stick cook wares
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$(D)$
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Nylon
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$(iv)$
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Fabrics do not wrinkle easily
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