What is the stress developed inside a tooth cavity filled with copper when hot tea at a temperature of 57°C is drunk, considering the body (tooth) temperature to be 37°C and α = 1.7×10 -5 /°C, and a bulk modulus for copper = 140 × 10 9 N/m²?

Question

What is the stress developed inside a tooth cavity filled with copper when hot tea at a temperature of 57°C is drunk, considering the body (tooth) temperature to be 37°C and α = 1.7×10 -5 /°C, and a bulk modulus for copper = 140 × 10 9 N/m²?, 1.428 × 10 8 N/m², 1.428 × 10 7 N/m², 1.428 × 10 9 N/m², 1.428 × 10 6 N/m²

MARKS App · Accepted Answer

Correct Option is : (A) 1.428 × 10 8 N/m²

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