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In the figure shown, there are two conve...

In the figure shown, there are two convex lenses `L_(1)` and `L_(2)` having focal. Lengths `f_(1)` and `f_(2)` respectively. The distance between `L_(1)` and `L_(2)` will be

A

`f_(1)`

B

`f_(2)`

C

`f_(1)+f_(2)`

D

`f_(1)-f_(2)`

Text Solution

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The correct Answer is:
D
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RESONANCE ENGLISH-GEOMATRICAL OPTICS -Exercise-1
  1. A lens having focal length f and aperture of diameter d forms an image...

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  2. A thin symmetrical double convex lens of power P is cut into three par...

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

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  4. An object is placed at a distance u from a concave mirror and its real...

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  5. A real inverted image in a concave mirror represented by graph (u, v, ...

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

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  7. An object is kept on the principal axis of a concave mirror of focal l...

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  8. A biconvex lens is used to project a slide on screen. The slide is 2 c...

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  9. The minimum distance between a real object and its real image formed b...

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  10. Two planoconvex lenses each of the focal length of10cm&refractive inde...

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  11. A plano-convex lens when silvered in the plane side behaves like a con...

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  12. Define: Radius of curvature and centre of curvature

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  13. The focal length of a plano-concave lens is -10 cm , then its focal le...

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  14. A convex lens of focal length 80 cm and a concave lens of focal length...

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  15. The dispersion of light in a medium implies that :

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  16. Critical angle of light passing from glass to air is least for

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  17. A plane glass slab is placed over various coloured letters. The letter...

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  18. A medium has nv = 1.56, nr=1.44. Then its dispersive power is:

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  19. All the listed things below are made of flint glass. Which one of thes...

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  20. Light of wavelenght 4000 A is incident at small angle on a prim of ape...

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