When a Diffraction Grating Having 5000 Lines/cmis Illuminated by Monochromatic

question 2

Multiple Choice

When a diffraction grating having 5000 lines/cmis illuminated by monochromatic light,the angle between the central maximum and the fourth order maximum is 47.2°.What is the wavelength of the light?

• A)138 nm
• B)183 nm
• C)367 nm
• D)637 nm

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Definitions:

Isolated Environment

A setting or condition that is detached or separate from others, often used to control variables in experiments or to ensure security.