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The area of a rectangular plate is 1.4 m^2. Its coefficient of linear expansion is a 50×10^(-6)/C°. After a temperature rise of 100°C, how much does the are of the plate change?

The area of a rectangular plate is 1.4 m^2. Its coefficient of linear expansion is a 50×10^(-6)/C°. After a temperature rise of 100°C, how much does the are of the plate change?

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The area of a rectangular plate is 1.4 m^2. Its coefficient of linear expansion is a 50×10^(-6)/C°. After a temperature rise of 100°C, how much does the are of the plate change? 210 cm^2 140 cm^2 none of them 70 cm^2 100 cm^2
Transcribed Image Text:The area of a rectangular plate is 1.4 m^2. Its coefficient of linear expansion is a 50×10^(-6)/C°. After a temperature rise of 100°C, how much does the are of the plate change? 210 cm^2 140 cm^2 none of them 70 cm^2 100 cm^2
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