MHT CET 2026 15th April Morning Shift | Ray Optics Question 14 | Physics

A ray of light travels from air to water to glass and again from glass to air. Refractive index of water with respect to air is 'x', glass with respect to water is 'y' and air with respect to glass is 'z'. Which one of the following is correct?

$xy = z$

$xyz = 1$

$xz = y$

$yz = x$

MHT CET 2025 5th May Evening Shift

MCQ (Single Correct Answer)

-0

Three immiscible transparent liquids with refractive indices $3 / 2,4 / 3$ and $6 / 5$ are arranged one above the other in a container. The depths of the liquids are $3 \mathrm{~cm}, 4 \mathrm{~cm}$ and 6 cm respectively. The apparent depth of the vessel is

4 cm

6 cm

8 cm

10 cm

MHT CET 2025 26th April Evening Shift

MCQ (Single Correct Answer)

-0

Refractive index of a glass convex lens is 1.5 . The radius of curvature of each of the two surfaces of the lens is 40 cm . The ratio of the power of the lens when immersed in a liquid of refractive index 1.25 to that when placed in air is

$2: 3$

$3: 2$

$2: 5$

$5: 2$

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