If the surface of our bodies is at 37C, at what wavelength does ...

[kfurse]

If the surface of our bodies is at 37C, at what wavelength does the radiation that we emit peak if we behave like a blackbody? The constant in Wien's law is 0.0029 m  K.
 
  What will be an ideal response?

Question 2

A refrigerator has a coefficient of performance equal to 4.2. How much work must be done on the operating gas in the refrigerator in order to remove 250 J of heat from the interior compartment?
 
  A) 60 J
  B) 120 J
  C) 250 J
  D) 480 J
  E) 1050 J

[xiazhe]

Answer to Question 1

9.4 m

Answer to Question 2

A

[kfurse]

TYSM

[coreycathey]

Gracias!