Author Question: A monochromatic beam of light of wavelength 600 nm is incident normally on a diffraction grating ... (Read 213 times)

lak · **on:** Jul 29, 2018

A monochromatic beam of light of wavelength 600 nm is incident normally on a diffraction grating with a slit spacing of 1.70 10-4 cm. What is the angle for the first order maximum?

A) 10.5
B) 12.1
C) 16.4
D) 18.2
E) 20.7

Question 2

The entropy of the surroundings remains constant during an adiabatic change even if the change is irreversible.

Indicate whether the statement is true or false