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A Brass Plate Measures 30.0 cm 30.0 \mathrm{~cm} By 40.0 cm 40.0 \mathrm{~cm}

Question 11

Multiple Choice

A brass plate measures 30.0 cm 30.0 \mathrm{~cm} by 40.0 cm 40.0 \mathrm{~cm} . The coefficient of linear thermal expansion is 19.0×106/C 19.0 \times 10^{-6 /{ }^{\circ} }\mathrm{C} \text {. } If the temperature of the plate is increased by 10.0 K10.0 \mathrm{~K} , then what is the increase in the area of the plate?


A) 0.555%0.555 \%
B) 0.404 cm20.404 \mathrm{~cm}^{2}
C) 0.456 cm20.456 \mathrm{~cm}^{2}
D) 0.502 cm20.502 \mathrm{~cm}^{2}
E) 0.350 cm20.350 \mathrm{~cm}^{2}

Correct Answer:

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