Home
Class 12
PHYSICS
A convex lens is placed in a medium havi...

A convex lens is placed in a medium having refractive index greater than that of the lens. The lens now behaves as:

A

A)Converging lens

B

B)Diverging lens

C

C)Plane glass plate

D

D)None of the above

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Similar Questions

Explore conceptually related problems

A convex lens of focal length .f is placed in a medium of refractive index equal to that of lens What happens to its focal length?

Double-convex lenses are to be manufactured from by a glass of refractive index 1.55, with both faces of the same radius of curvature. What is the radius of curvature required if the focal length of the lens is to be 20 cm ?

Refraction of light is the phenomenon of change in the path of light ray when it goes from one medium to another.The radius of curvature of each face of a convex lens made of glass of refractive index 1.5 is 30 cm. Calculate the focal length of the lens in air.

Recommended Questions
  1. A convex lens is placed in a medium having refractive index greater th...

    Text Solution

    |

  2. A convex lens is made out of a substance of 1.2 refractive index. The ...

    Text Solution

    |

  3. एक उत्तल लेन्स ऐसे माध्यम में रखा है जिसमे यह साधारण प्लेट की भाँति व्...

    Text Solution

    |

  4. एक उत्तल लेंस को काँच के अपवर्तनांक से अधिक अपवर्तनांक वाले द्रव में ड...

    Text Solution

    |

  5. उत्तल लेंस को लेंस के पदार्थ के अपवर्तनांक से कम अपवर्तनांक वाले द्रव ...

    Text Solution

    |

  6. अवतल लेंस को लेंस के पदार्थ के अपवर्तनांक से अधिक अपवर्तनांक वाले द्रव...

    Text Solution

    |

  7. एक उत्तल लेंस एक ऐसे माध्यम में रखा जाता है, जिसका अपवर्तनांक लेंस के ...

    Text Solution

    |

  8. काँच (mu = 1.5) का एक उत्तल लेंस क्रमश : (i) 1.65 अपवर्तनांक वाले माध्...

    Text Solution

    |

  9. 1.5 अपवर्तनांक वाले उत्तल लेंस को उतने ही अपवर्तनांक वाले तरल में रखा ...

    Text Solution

    |