JEE Advanced 2017 Paper 1 Physics Q4

Physics · Heat Transfer · Thermodynamics

Problem

A human body has a surface area of approximately 1 m². The normal body temperature is 10 K above the surrounding room temperature T₀. Take the room temperature to be T₀ = 300 K. For T₀ = 300 K, the value of σT₀⁴ = 460 Wm⁻² (where σ is the Stefan-Boltzmann constant). Which of the following options is/are correct?

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