lungs $(38k\frac{J}{h}),$ conduction, and convection. $)$

$($a$)$ At what rate is his excess thermal energy dissipated by radiation? $($Enter your answer to at least one decimal place.$)$

I X W

$($b$)$ If he eliminates $0\mathrm{.}44$ kg of perspiration during that hour, at what rate is thermal energy dissipated by evaporation of sweat? $($Enter your answer to at least one decimal place.$)$

w

$($c$)$ At what rate is energy eliminated by evaporation from the lungs? $($Enter your answer to at least one decimal place.$)$

$$ W

$($d$)$ At what rate must the remaining excess energy be eliminated through conduction and convection?