cse • paper_1 • waves_oscillations
[UPSC CSE 2009] Diffraction (Q269, 10M)
Obtain an expression for the resolving power of a plane transmission grating. Deduce the missing orders for a double-slit Fraunhofer pattern, if the slit widths are 0\cdot 16\text{ mm} and 0\cdot 8\text{ mm} apart.
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