Home
Class 12
PHYSICS
An object 5 cm tall is placed 1 m from a...

An object 5 cm tall is placed 1 m from a concave spherical mirror which has a radius of curvature of 20 cm. The size of the image is

A

0.11 cm

B

0.5 cm

C

0.55 cm

D

0.60 cm

Text Solution

Verified by Experts

The correct Answer is:
C

(c ) We have, `I/O=f/((f-u))`
`rArr I/5=(-10)/(-10-(-100))`
Size of the image , I=0.55 cm
Promotional Banner

Topper's Solved these Questions

  • RAY OPTICS

    DC PANDEY|Exercise medical entrance special format question|25 Videos
  • RAY OPTICS

    DC PANDEY|Exercise Medical entrance gallary|76 Videos
  • RAY OPTICS

    DC PANDEY|Exercise Checkpoint 9.7|10 Videos
  • NUCLEI

    DC PANDEY|Exercise C MADICAL ENTRANCES GALLERY|46 Videos
  • REFLECTION OF LIGHT

    DC PANDEY|Exercise Subjective|9 Videos

Similar Questions

Explore conceptually related problems

An object 2.5 cm high is placed at a distance of 10 cm from a concave mirror of radius of curvature 30 cm The size of the image is

An object 2.5cm high is placed at a distance of 10cm from a concave mirror of radius of curvature 30 cm. The size of the image is

An object 5cm tall is placed 10cm form a convex mirrorr of radius of curvature 30cm . What is the nature and size of the image ?

An object 9.0 mm tall is placed 12.0 cm to the left of the vertex of a convex spherical mirror whose radius of curvature has a magnitude of 20.0 cm. (a) Draw a principal ray diagram showing formation of the image. (b) Determine the position, size, orientation, and nature (real or vertual) of the image.

An object of size 7.5 cm is placed in front of a convex mirror of radius of curvature 25 cm at a distance of 40 cm. The size of the image should be

An object is placed 15 cm from a convex mirror of radius of curvature 90 cm. Calculate position of the image and its magnification.

An object is placed at 10 cm infront of a concave mirror of radius of curvature 15 cm. The position of image(v) and its magnification (m) are

DC PANDEY-RAY OPTICS-Exercise
  1. A convex and a concave mirror of radii 10 cm are placed facing each ot...

    Text Solution

    |

  2. The focal lengths of the lenses of an astronomical telescope are 50cm ...

    Text Solution

    |

  3. An object 5 cm tall is placed 1 m from a concave spherical mirror whic...

    Text Solution

    |

  4. Two thin lenses of focal lengths 20 cm and 25 cm are placed in a conta...

    Text Solution

    |

  5. The nearer point of hypermetropic eye is 40 cm. The lens to used for i...

    Text Solution

    |

  6. A ray of light passing through a prism of refraction angle 60^(@) has ...

    Text Solution

    |

  7. The angle of minimum deviation measured with a prism is 30^(@) and the...

    Text Solution

    |

  8. When a ray is refracted from one medium into another, the wavelegths c...

    Text Solution

    |

  9. If in a plano-convex lens, the radius of curvature of the convex surfa...

    Text Solution

    |

  10. The refractive index of the material of prism sqrt3, then the angle of...

    Text Solution

    |

  11. A ray of light is incident at 60^(@) on one face of a prism of angle 3...

    Text Solution

    |

  12. A diverging beam of light from a point source S having devergence angl...

    Text Solution

    |

  13. A convex lens forms an image of an object on a screen 30 cm from the l...

    Text Solution

    |

  14. If tube length of astronomical telescope is 105 cm and magnifying powe...

    Text Solution

    |

  15. A double convex lens (R(1)=R(2)=10 cm) having focal length equal to th...

    Text Solution

    |

  16. When a thin convex lens is put in contact with a thin concave lens of ...

    Text Solution

    |

  17. If refractive index of glass is 1.50 and of water is 1.33, then critic...

    Text Solution

    |

  18. The radii of curvature of the two surfaces of a lens are 20 cm and 30 ...

    Text Solution

    |

  19. The power of a biconvex lens is 10 dioptre and the radius of curvature...

    Text Solution

    |

  20. An eye specialist prescribes spectacles having combination of convex l...

    Text Solution

    |