SC Glass And Glazing Practice Questions - South Carolina Glass And Glazing Contractor Examination Exam

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A 20 ft aluminum curtain-wall mullion sees an 80°F temperature change. Using α = 12.8 × 10⁻⁶ in/in/°F, about how much will that mullion change in length?

0.02 in 1/4 in 1 in 2 in

Correct Answer:

1/4 in

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