A Brass Cube,9 Cm on a Side,is Raised in Temperature

question 38

Multiple Choice

A brass cube,9 cm on a side,is raised in temperature by 226°C.The coefficient of volume expansion of brass is 57 × 10−⁶/C°.By what percentage is any one of the 9-cm edges increased in length?

• A) 0.32%
• B) 3.85%
• C) 0.43%
• D) 1.73%
• E) ​2.25%

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