Physics - Geometrical Optics Question with Solution | TestHub

PhysicsGeometrical OpticsRefraction at curved surface/LensMedium2 minQB
PhysicsMediumsingle choice

An equiconcave diverging lens of focal length is cut into two equal halves. The two halves are turned around and joined with some liquid between them. The lens obtained is converging with focal length . If the refractive index of the liquid is 3 then what is the refractive index of the lens?

Options:

Answer:
B
Solution:

 

Stream:JEESubject:PhysicsTopic:Geometrical OpticsSubtopic:Refraction at curved surface/Lens
⏱ 2mℹ️ Source: QB

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