Identify the optical object XX' used based on the ray diagram shown.

[0.8 mark]

Concave mirror

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Convex mirror

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Concave lens

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Convex lens

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Solution

The correct option is D Convex lens
Convex lens converges the light falling on it.

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Q. Identify the optical object XX' used based on the ray diagram shown.

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An object of height 4.0 cm is placed at a distance of 30 cm from optical centre 'O' of a convex lens of focal length 20 cm. Draw a ray diagram to find the position and size of the image formed. Mark optical centre 'O' and principal focus 'F' on the diagram. Also find the approximate ratio of size of image to the size of object.

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Identify the optical object XX' used based on the ray diagram shown. [0.8 mark]

The correct option is D Convex lensConvex lens converges the light falling on it.

Identify the optical object XX' used based on the ray diagram shown.

[0.8 mark]

The correct option is D Convex lens
Convex lens converges the light falling on it.