Find the stress developed inside a tooth cavity filled with copper when hot tea at temperature of 57 ^\circC is drunk. You can take body (tooth) temperature to be 37 ^\circC and a = 1.7 \times 10^{-5} ^\circC^{-1}, Bulk modulus for copper B=140\times10^9 N.M^{-2}

Correct Answer is : 1.4×108 N.m−2

AP EAMCET Engineering 17 Sep 2020 Shift 2 Paper

Section: Physics

Question : 118 of 160

Marks: +1, -0

Find the stress developed inside a tooth cavity filled with copper when hot tea at temperature of 57°C is drunk. You can take body (tooth) temperature to be 37°C and a=1.7×10−5°C−1, Bulk modulus for copper B=140×109 N.M−2

1.4×108 N.m−2
1.9×108 N.m−2
2.0×108 N.m−2
3.4×107 N.m−2

Validate

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