What is the surface temperature of a star, given that its radiation peak occurs at a frequency of 1.86 1015 Hz?
A) 17,000 K
B) 14,500 K
C) 19,000 K
D) 20,400 K
E) 18,000 K
Question 2
The wavelength of an electromagnetic wave is 600 nm. What is its frequency?
A) 200 1012 Hz
B) 300 1012 Hz
C) 400 1012 Hz
D) 500 1012 Hz
E) 600 1012 Hz