AP EAPCET 2025 - 22nd May Morning Shift | Ray Optics Question 7 | Physics

A light ray incidents on an equilateral prism made of material of refractive index $\sqrt{3}$. Inside the prism, if the light ray moves parallel to the base of the prism, then the angle of incidence of the light ray is

$30^{\circ}$

$45^{\circ}$

$75^{\circ}$

$60^{\circ}$

AP EAPCET 2025 - 21st May Evening Shift

MCQ (Single Correct Answer)

-0

Two thin convex lenses are kept in contact coaxially. If the focal length of the combination of the lenses is 4 cm and sum of the focal lengths of the two lenses is 18 cm , then the focal length of the lens of low power is

8 cm

10 cm

6 cm

12 cm

AP EAPCET 2025 - 21st May Morning Shift

MCQ (Single Correct Answer)

-0

If the far point of a short sighted person is 400 cm , then the power of the lens required to enable him to see very distant objects clearly is

-0.5 D

+0.5 D

+025 D

-025 D

AP EAPCET 2024 - 23th May Morning Shift

MCQ (Single Correct Answer)

-0

When a convex lens is immersed in two different liquids of refractive indices 1.25 and 1.5 , the ratio of the focal lengths of the lens is $5: 16$. The refractive index of the material of the lens is

1.55

1.5

1.65

1.6

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