The resolving power of a diffraction grating is defined by R = $\lambda$/$\Delta$ $\lambda$ .Here $\lambda$ and $\lambda$+$\Delta$$\lambda$are:
A)any two wavelengths
B)any two wavelengths that are nearly the same
C)two wavelengths for which lines of the same order are separated by 1$\pi$ radians
D)two wavelengths for which lines of the same order are separated by 2 $\pi$ radians
E)two wavelengths for which lines of the same order are separated by half the width of a maximum

Question

The resolving power of a diffraction grating is defined by R = $\lambda$/$\Delta$ $\lambda$ .Here $\lambda$ and $\lambda$+$\Delta$$\lambda$are:
A)any two wavelengths
B)any two wavelengths that are nearly the same
C)two wavelengths for which lines of the same order are separated by  1$\pi$  radians
D)two wavelengths for which lines of the same order are separated by 2 $\pi$ radians
E)two wavelengths for which lines of the same order are separated by half the width of a maximum

Quizplus · Accepted Answer

The Answer of The resolving power of a diffraction grating is defined by R = $\lambda$/$\Delta$ $\lambda$ .Here $\lambda$ and $\lambda$+$\Delta$$\lambda$are:
A)any two wavelengths
B)any two wavelengths that are nearly the same
C)two wavelengths for which lines of the same order are separated by  1$\pi$  radians
D)two wavelengths for which lines of the same order are separated by 2 $\pi$ radians
E)two wavelengths for which lines of the same order are separated by half the width of a maximum

The Resolving Power of a Diffraction Grating Is Defined by R