- Do cholesteric liquid crystals change colors due to the changing polarization of light when heated?

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What is the probability of getting 3 heads when 8 fair coins are tossed? Difference between cause and types in petroleum? If a coin is tossed 8 times, what is the probability it will have 3 heads? A wire has a resistance 10ohm. it is stretched by one tenth of its original length. then its resistance will be.? 13. What volume does 76 g of fluorine gas occupy at STP?