When a beam of light in air is incident at an angle of incidence ...

[melina_rosy]

When a beam of light in air is incident at an angle of incidence i < 90 on a piece of glass, the angle of refraction is larger than the angle of incidence.
 
  Indicate whether the statement is true or false

Question 2

A perfectly black body at 100C emits light of intensity I that has the strongest intensity near wavelength .
 
  The temperature of this body is now increased to 200C.
  (a) In terms of I, what is the intensity at which this hotter body radiates?
  (b) In terms of , near what wavelength does light radiated from this hotter body have the strongest intensity?

[milbourne11]

Answer to Question 1

FALSE

Answer to Question 2

(a) 2.6I (b) 0.80

[melina_rosy]

Thanks for the timely response, appreciate it

[xiaomengxian]

Excellent