ASK YOUR TEACHER PRACTICE ANOTHER Thin strips of copper and brass of equal length are used to construct a bimetallic strip. When the strip is heated, due to the difference in the coefficient of linear expansion of the two metals, the brass strip will have a greater increase in length than the copper strip, causing them to bend into an arc with the brass on the outside of the curve. When the temperature of the bimetallic strip increases by 25.0°C, the angle subtended by the two ends of the curved strip is 30.3° and the difference in the radius of curvature of the two strips is 1.55 x 103 cm. Determine the original length of the strip. The coefficients of linear expansion of copper and brass are 17 x 10-6/°C and 19 x 10-6/°C respectively. cm Save

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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ASK YOUR TEACHER
PRACTICE ANOTHER
Thin strips of copper and brass of equal length are used to construct a bimetallic strip. When the strip is heated, due to the difference in the coefficient of linear expansion of the two metals, the brass
strip will have a greater increase in length than the copper strip, causing them to bend into an arc with the brass on the outside of the curve. When the temperature of the bimetallic strip increases by
25.0°C, the angle subtended by the two ends of the curved strip is 30.3° and the difference in the radius of curvature of the two strips is 1.55 x 103 cm. Determine the original length of the strip.
The coefficients of linear expansion of copper and brass are 17 x 10-6/°C and 19 x 10-6/°C respectively.
cm
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Transcribed Image Text:ASK YOUR TEACHER PRACTICE ANOTHER Thin strips of copper and brass of equal length are used to construct a bimetallic strip. When the strip is heated, due to the difference in the coefficient of linear expansion of the two metals, the brass strip will have a greater increase in length than the copper strip, causing them to bend into an arc with the brass on the outside of the curve. When the temperature of the bimetallic strip increases by 25.0°C, the angle subtended by the two ends of the curved strip is 30.3° and the difference in the radius of curvature of the two strips is 1.55 x 103 cm. Determine the original length of the strip. The coefficients of linear expansion of copper and brass are 17 x 10-6/°C and 19 x 10-6/°C respectively. cm Save
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