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Combinations of Lenses & Mirrors

Question

An object is placed 0.40 m from one of the two lenses $L_{1} a n d L_{2}$ of focal lengths 0.20 m and 0.10 m respectively as depicted in the figure. The separation between the lenses is 0.30 m.
The final image formed by this two lens system is at

0.13 m to the right of the second lens.
0.13 m to the left of the second lens
Infinity
0.05 m to the right of the second lens.

A

Infinity

B

0.05 m to the right of the second lens.

C

0.13 m to the right of the second lens.

D

0.13 m to the left of the second lens

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Solution

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Answer is D.

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Similar Questions

Q1

An object is placed 0.40 m from one of the two lenses

L_{1} a n d L_{2}

of focal lengths 0.20 m and 0.10 m respectively as depicted in the figure. The separation between the lenses is 0.30 m.
The final image formed by this two lens system is at

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Q2

An object is located

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and

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. The final image formed by the second lens is located from the source at a distance of:

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Q3

Two convex lenses

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and

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, each of focal length

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are separated by

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.
What is the distance of the final image formed by this lens system?

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Q4

An object is located 4m from the first of two thin converging lenses of local lengths 2m and 1m respectively. The lenses are separated by 3 m. The final image formed by the second lens is located from the source at a distance of source.

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Q5

An object is placed

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. A second, identical lens is placed to the right of the first lens, such that the image formed by the combination is of the same size and orientation as the object is. Find the separation between the lenses.

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