Choose which of the following options are correct.

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Choose which of the following options are correct.

Options:

A .

B .

C .

D .

Answer: Option A
:
A and B
Convex lens has outward curved and concave lens has inward curved surfaces as shown in figure:

Choose Which Of The Following Options Are Correct.

Choose Which Of The Following Options Are Correct.

A concave lens is thinner at its centre than at its edges, while a convex lens is thicker at it's centre than at it's edges.

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Question 1. For a light ray passing from air to water, according to Snell's law: (n represents refractive index of the m....the angle of incidence and θwater is the angle of refraction)

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Question 4. A light-ray behaves ________. ....

Question 5. A concave mirror of small aperture forms a sharper image. ....

Question 6. OA is an object with object size 4 cm and O'A' is the image of the object. Find the height of the image formed.....

Question 7. If F1 and F2 represents the foci of the lens, then at which point will the light rays meet?....

Question 8. A fish is swimming in a river at a depth of 20 cm from the surface of the water. Refractive Index of water is 43.....water and exactly above the fish will see the fish?

Question 9. How will the magnitude of magnification change, if an object placed at the center of curvature of a concave ....of curvature of a concave mirror is moved towards the focus?

Question 10. Two plane mirrors are initially inclined at 30° and they are moved apart by 30° each time, till the angle be....them then find the sum of all the images formed.

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