AP EAPCET 2024 - 21th May Evening Shift | Ray Optics Question 4 | Physics

The focal length of the objective lens of a telescope is 30 cm and that of its eye lens is 3 cm . It is focussed on a scale at a distance 2 m from it. The distance of objective lens from eye lens to see the clear image is

38.3 cm

48.3 cm

58.3 cm

22.5 cm

AP EAPCET 2024 - 21th May Morning Shift

MCQ (Single Correct Answer)

-0

A ray of light travels from an optically denser to rare medium. The critical angle for the media is $C$. The maximum possible deviation of the ray will be

$\frac{\pi}{2}-C$

2 C

$\pi-2 C$

$\pi^{\circ}-C$

AP EAPCET 2024 - 21th May Morning Shift

MCQ (Single Correct Answer)

-0

The angle of polarisation for a medium with respect to air is $60^{\circ}$. The critical angle of this medium with respect to air is

$\sin ^{-1} \sqrt{3}$

$\tan ^{-1} \sqrt{3}$

$\cos ^{-1} \sqrt{3}$

$\sin ^{-1} \frac{1}{\sqrt{3}}$

AP EAPCET 2024 - 20th May Evening Shift

MCQ (Single Correct Answer)

-0

An object is placed at a distance of 18 cm in front of a mirror. If the image is formed at a distance of 4 cm on the other side, then focal length, nature of the mirror and nature of image are respectively

3.14 cm , concave mirror and real image

3.14 cm , convex mirror and real image

5.14 cm , convex mirror and virtual image

5.14 cm , concave mirror and virtual image

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