Home
Class 10
PHYSICS
Can we find rough focal length of a conv...

Can we find rough focal length of a convex mirror ? If yes, how? If no, why not?

Text Solution

Verified by Experts

No, we cannot find rough focal length of a convex mirror, as it forms only a virtual image, which cannot be taken on a screen.
Promotional Banner

Topper's Solved these Questions

  • REFLECTION AND REFRACTION

    PRADEEP|Exercise PROBLEMS FOR PRACTISE|43 Videos

  • REFLECTION AND REFRACTION

    PRADEEP|Exercise NCERT EXEMPLAR PROBLEMS|19 Videos

  • REFLECTION AND REFRACTION

    PRADEEP|Exercise Value based Q/A|4 Videos

  • MAGNETIC EFFECTS OF ELECTRIC CURRENT

    PRADEEP|Exercise Mock Test|21 Videos

  • SOURCES OF ENERGY

    PRADEEP|Exercise Mock Test|20 Videos

Similar Questions

Explore conceptually related problems

Focal length of a convex mirror is 10 cm

We cannot find rough focal length of

The focal length of a convex lens is

What is the sign of focal lenght of convex mirror ?

Focal length of a convex/ concave mirror depends on

(a) Can you measure rough focal length of a convex lens? If yes, why? (b) Can you measure rough focal length of a concave lens ? If not, why not?

Find the focal length of a convex mirror of radius of curvature 1 m.

PRADEEP-REFLECTION AND REFRACTION-Mock Test
  1. Draw the course of a rays for tracing image of an object held between ...

    Text Solution

    |

  2. What is meant by linear magnification produced by a spherical mirror ?...

    Text Solution

    |

  3. An object is placed at a distance of 20 cm in front of a convex mirror...

    Text Solution

    |

  4. Draw the figure on your answer book and complete the path of the rays,...

    Text Solution

    |

  5. Find the position of an object, which when placed in front of a concav...

    Text Solution

    |

  6. Explain with the help of a diagram, why a rod immersed partially in a ...

    Text Solution

    |

  7. What is meant by power of a lens ? When is it positive or negative? De...

    Text Solution

    |

  8. An object of height 2 cm is held at a distance of 40 cm in front of a ...

    Text Solution

    |

  9. State the three laws of refraction of light. or A convergent lens ...

    Text Solution

    |

  10. (a) Discuss briefly the conditions for no refraction (b) What is the...

    Text Solution

    |

  11. (a) State the relation between object distance, image distance and foc...

    Text Solution

    |

  12. Prove that a ray of light emerges from a rectangular glass slab in a d...

    Text Solution

    |

  13. (a) How will you distinguish between convex lens and concave lense wit...

    Text Solution

    |

  14. In going from a rarer to a denser medium, a ray of light bends towards...

    Text Solution

    |

  15. How many refractions does a ray of light undergo on passing through a ...

    Text Solution

    |

  16. If glass slab is replaced by a hollow slab filled with water, will the...

    Text Solution

    |

  17. Focal length of a convex lens in air is 25 cm. It is cut into two equa...

    Text Solution

    |

  18. Two concave spherical mirrors are parts of two spheres of diameters 1:...

    Text Solution

    |

  19. Can we find rough focal length of a convex mirror ? If yes, how? If no...

    Text Solution

    |

  20. You are given a concave mirror of focal length 30 cm. How can you form...

    Text Solution

    |