Which of the following statements is false for the image formed by a single lens

Question

Which of the following statements is false for the image formed by a single lens?

(a) A real image can be viewed on a screen.

(b) A real image is always inverted.

(c) A real image is formed when light rays converge on a point.

(d) A virtual image can never be viewed on a screen.

(e) A virtual image can be either upright or inverted.

(f) A virtual image is formed when light rays diverge from a point.

Light rays from an object travel through a lens and form an image on a screen. If you cover the top half of the lens so that no light can pass through it,

(a) the bottom half of the image will disappear (b) the top half of the image will disappear

(c) the image gets brighter

(d) the image gets dimmer

(e) none of the above

Total internal reflection can occur only when light passes from a material of high refractive index to one of low

refractive index, never the other way around.

(a) True

(b) False

Explanation / Answer

1. (e) A virtual image can be either upright or inverted (Virtual image is always upright)
2. (d) the image gets dimmer (The full image is still formed)
3. (a) True

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