

MCQOPTIONS
Saved Bookmarks
1. |
How does continuous wedge filter differ from normal interference filter used in absorption spectroscopy? |
A. | It permits continuous selection of different wavelength |
B. | It allows narrow band of wavelengths to pass |
C. | It has two semi-transparent layers of silver |
D. | Space layer is made of a substance having low refractive index |
Answer» B. It allows narrow band of wavelengths to pass | |