The Coefficient of Linear Expansion of Ordinary Glass Is Three

question 122

Short Answer

The coefficient of linear expansion of ordinary glass is three times that of Pyrex glass.An ordinary glass rod and a Pyrex glass rod of equal lengths at room temperature are dropped into boiling water.The change in length of the ordinary glass rod will be __________ times the change in length of the Pyrex glass rod.

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Definitions:

Small

Referring to something of limited size, amount, or scale when compared to others of the same category.

Sensitivity

The quality of being easily affected by outside forces or influences, often used in discussing market sensitivity to price changes or consumer sensitivity to environmental issues.

Price Elasticity

An economic concept that describes the degree to which the demand for a product or service varies with its price.

Survival Pricing

A pricing objective that involves lowering prices to the point at which revenue just covers costs, allowing the firm to endure during a difficult time.