•Accordingto the graph, how many dark-colored moths existed in year 8?
2 answers:
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Answer:
Angle of first order maximum,
Explanation:
Given that,
Wavelength of the light,
Number of lines, N = 8000 per cm
The relation between the number of lines and the slit width is given by :
The equation of grating is given by :
n = 1
So, the angle of the first-order maximum is 21.19 degrees. Hence, this is the required solution.