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Controlling the temperature of the sample during refractive index measurement is important because the refractive index of a substance is sensitive to temperature changes. Fluctuations in temperature can alter the refractive index value, leading to inaccurate results. By maintaining a constant temperature, you ensure that the refractive index measurement is reliable and accurate.

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How is tensile strength measured and what factors are taken into consideration during the measurement process?

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The Puritians controlled the house of commons during the reign of Charles.