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The distant object method can be used to...

The distant object method can be used to find the focal length of which of the following ?

A

Only a convex lens

B

Convex mirror and Convex lens

C

Concave mirror and Convex lens

D

Concave mirror and Concave lens

Text Solution

Verified by Experts

The correct Answer is:
C
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ZEN PUBLICATION-LIGHT - REFLECTION AND REFRACTION-ZEN ADDITIONAL QUESTIONS SECTION (MULTIPLE - CHOICE QUESTIONS)
  1. Virtual images formed by a convex mirror are always ………..

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  2. Which of these can be used to obtain a real image having the same size...

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  3. The distant object method can be used to find the focal length of whic...

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  4. A light ray is incident on a concave mirror which passes through the c...

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  5. When a biconvex lens made of glass is immersed in a liquid which is op...

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  6. The power of a spherical lens is given by :

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  7. When a concave lens made of glass is kept in a liquid which has greate...

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  8. An object is kept 15 cm in front of a concave lens of focal length 20 ...

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  9. The nature and size of an object placed focus F(1) of a convex lens is...

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  10. The power of a concave lens of focal length 50 cm is :

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  11. u, v, f and r represents the object distance, image distance, focal le...

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  12. When light goes from one medium to another, the characteristics that r...

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  13. Reflective index of glass with respect to air is 3/2. What is the refr...

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  14. When a light ray travels from one medium to another with the same refr...

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  15. The relation between refractive index of a medium (mu) in terms of vel...

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  16. The bending of a light ray due to change in velocity of light as the m...

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  17. To form an image twice the size of the object, using a convex lens of ...

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  18. The combination of a convex lens and a concave lens each of focal leng...

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  19. A dentist uses a concave mirror to examine the teeth. The position of ...

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  20. In the figure, AB is an object of height 2 cm. The position and height...

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