AAI Junior Executive (ATC) Ray Optics — practice questions
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In the figure above, $AB$ is the incident ra
The figure shows two spherical mirrors. The 
The phenomenon illustrated in the figure ocA concave mirror of focal length $20$ cm forms a real image of an object placed $30$ cm from the mirror. Find The speed of light in a transparent medium of refractive index $1.5$ is approximately: (speed of light in vacuSnell's law of refraction states:For a plane mirror, image is:Focal length of a concave mirror with radius of curvature R:An object is placed 15 cm from a convex lens of focal length 10 cm. The image isThe apparent depth of an object lying at the bottom of a pool of water (n = 4/3) is, in terms of its real deptGlass has refractive index 1.5 with respect to air. A light ray inside the glass strikes the glass–air boundarA compound microscope has an objective of focal length 1.0 cm and an eyepiece of focal length 5.0 cm. With theA converging lens of focal length f is split along its principal axis into two semicircular halves and the halRefraction at a single convex spherical surface: an object in air (n₁ = 1) at distance 20 cm from a glass (n₂ A thin prism of refracting angle 5° is made of glass with n = 1.5. The deviation δ of a light ray passing thro