A prism of refractive index n 1 and another prism of refractive index n 2 are stuck together (as shown in the figure). n 1 and n 2 depend on 
, the wavelength of light, according to the relation
and 
The wavelength for which rays incident at any angle on the interface BC pass through without bending at that interface will be ___ nm
Text Solution
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(600)
For no bending, 
On solving,
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