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Eiffel tower is made up of iron and its height is roughly 300 m. During winter season (January) in France the temperature is 2^(@)C and in hot summer its average temperature 25^(@)C. Calculate the change in height of Eiffel tower between summer and winter. The linear thermal expansion coefficient for iron alpha = 10xx10^(-6)" per "^(@)C |
Answer» <html><body><p></p>Solution :`(DeltaL)/(L) = alpha_L DeltaT = DeltaL = alpha_L L DeltaT`<br/>`DeltaT = 10 xx 10^(-<a href="https://interviewquestions.tuteehub.com/tag/6-327005" style="font-weight:bold;" target="_blank" title="Click to know more about 6">6</a>) xx 300xx23 =0.<a href="https://interviewquestions.tuteehub.com/tag/69-331759" style="font-weight:bold;" target="_blank" title="Click to know more about 69">69</a> m = 69 <a href="https://interviewquestions.tuteehub.com/tag/cm-919986" style="font-weight:bold;" target="_blank" title="Click to know more about CM">CM</a>`</body></html> | |