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If I(1) and I(2) be the size of the imag...

If `I_(1)` and `I_(2)` be the size of the images respectively for the two positions of lens in the displacement method, then the size of the object is given by

A

`I_(1)I_(2)`

B

`sqrt((I_(1)I_(2)))`

C

`sqrt((I_(1)//I_(2))`

D

`sqrt((I_(1)//I_(2)))`

Text Solution

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The correct Answer is:
B
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MOTION-RAY OPTICS-Exercise-1
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  2. When a thin convex lens is put in contact with a thin concave lens of ...

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  3. If I(1) and I(2) be the size of the images respectively for the two po...

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  4. A convex lens forms a real image on a screen placed at a distance 60 c...

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  5. A plano-convex lens when silvered on the plane side behaves like a con...

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  6. The plane surface of a plano-convex lens of focal length f is silvered...

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  7. A concave lens of focal length 25 cm and a convex lens of focal length...

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  8. Two lenses of power +2.50D and -3.75D are combined to form a compound ...

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  10. An object placed at a distance of a 9cm from the first principal focus...

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  11. A convex lens of Focal length of 40cm is in contact with a concave len...

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  12. An object is put at a distance of 5cm from the first focus of a convex...

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  13. Focal length of convex lens is f. If this lens is cut along parallel t...

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  14. In the figure shown, there are two convex lenses L(1) and L(2) having ...

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  15. What should be the value of distance d so that final image is formed o...

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  19. Shift on the principal axis

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