A student while observing a coin placed at the bottom of the container filled with water finds it to be at 2 m depth .To observe the coin at its actual depth he should use

a convex lens

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a concave lens

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a plane mirror

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a concave mirror

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Solution

The correct option is A a convex lens
The ray coming from coin get diverted at the surface of water $.$
$∴$ He should use a converging lens to get the actual depth $.$
Hence $,$ option $(A)$ is correct $.$

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Similar questions

Question 1
Which of the following can make a parallel beam of light when light from a point source is incident on it?

(a) Concave mirror as well as convex lens
(b) Convex mirror as well as concave lens
(c) Two plane mirrors placed at 90° to each other
(d) Concave mirror as well as concave lens

Question 4

You are provided with a concave mirror, a convex mirror, a concave lens and a convex lens. To obtain an enlarged image of an object you can use either

(a) concave mirror or convex mirror.

(b) concave mirror or convex lens.

(d) concave lens or convex lens.

Q. Question 19
In which of the following, the image of an object placed at infinity will be highly diminished and point sized?

(a) Concave mirror only
(b) Convex mirror only
(c) Convex lens only
(d) Concave mirror, convex mirror, concave lens and convex lens

What will happen to the focal length of a concave mirror, convex mirror, concave lens and convex lens when immersed in water? will it change ? if yes explain .

Question 7

You are provided with a convex mirror, a concave mirror, a convex lens and a concave lens. You can get an inverted image from

(a) both concave lens and convex lens.

(b) both concave mirror and convex mirror.

(d) Both convex mirror and concave lens.

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A student while observing a coin placed at the bottom of the container filled with water finds it to be at 2 m depth .To observe the coin at its actual depth he should use

The correct option is A a convex lensThe ray coming from coin get diverted at the surface of water.∴ He should use a converging lens to get the actual depth.Hence, option (A) is correct.

The correct option is A a convex lens
The ray coming from coin get diverted at the surface of water $.$
$∴$ He should use a converging lens to get the actual depth $.$
Hence $,$ option $(A)$ is correct $.$