Light from a point source in air falls on a spherical glass surface (refractive index, =1.5 and radius of curvature =50 ~cm ). The image is formed at a distance of 200 cm from the glass surface inside the glass. The magnitude of distance of

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Light from a point source in air falls on a spherical glass surface (refractive index, =1.5 and radius of curvature =50 ~cm ). The image is formed at a distance of 200 cm from the glass surface inside the glass. The magnitude of distance of the light source from the glass surface is ____ m.

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aligned & ₂ v - ₁ u = ₂- ₁ R & 1.5 200 - 1 - x = 1.5-1 50 aligned aligned & 1 x = 1 100 - 3 400 & x=400 ~cm & x=4 m aligned

Light from a point source in air falls on a spherical glass surface (refractive index, =1.5 and radius of curvature =50 ~cm ). The image is formed at a distance of 200 cm from the glass surface inside the glass. The magnitude of distance of the light source from the glass surface is ____ m.

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