For a grating with d = 3.5$\lambda$,the maximum order m of an interference maximum that can be observed for a specified $\lambda$ is
A)3.5
B)3
C)1
D)2
E)2.5

Name: For a grating with d = 3.5$\lambda$,the maximum order m of an interference maximum that can be observed for a specified $\lambda$ is A)3.5 B)3 C)1 D)2 E)2.5
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Question

Quizplus · Accepted Answer

The maximum order m is given by the formula m = d/λ, where d is the grating spacing and λ is the wavelength. Since d = 3.5λ, the maximum integer value for m is 3.

For a Grating with D = 3 λ\lambdaλ ,The Maximum Order M of an Interference Maximum That Can

For a Grating with D = 3 $\lambda$ ,The Maximum Order M of an Interference Maximum That Can