The members EJ and IJ of steel truss shown in the figure below are subjected to a temperature rise of 30¬∞ C. The coefficient of thermal expansion of steel is 0.000012 per ¬∞C per unit length. The displacement (mm) of joint E relative to joint H along the direction HE of the truss, is

The members EJ and IJ of steel truss shown in the figure below are sub

1.	The members EJ and IJ of steel truss shown in the figure below are subjected to a temperature rise of 30¬∞ C. The coefficient of thermal expansion of steel is 0.000012 per ¬∞C per unit length. The displacement (mm) of joint E relative to joint H along the direction HE of the truss, is
A.	0.255
B.	0.589
C.	0.764
D.	1.026
Answer» D. 1.026

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The members EJ and IJ of steel truss shown in the figure below are subjected to a temperature rise of 30¬∞ C. The coefficient of thermal expansion of steel is 0.000012 per ¬∞C per unit length. The displacement (mm) of joint E relative to joint H along the direction HE of the truss, is

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