Physics - Geometrical Optics Question with Solution | TestHub

PhysicsGeometrical OpticsRefraction at plane surfaceMedium2 minQB

PhysicsMediumsingle choice

Find the time taken by a monochromatic light to cross a transparent slab of width 2 m and R.I. $= 2$ as shown in figure :-

Answer:

Solution:

$2 sin ϕ = \frac{1}{2}$

$ϕ = 3 0^{\circ} t = \frac{A B cos 6 0 ^{\circ}}{v}; v = \frac{c}{2}$

Stream:JEESubject:PhysicsTopic:Geometrical OpticsSubtopic:Refraction at plane surface

⏱ 2mℹ️ Source: QB

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