A lens behaves as a converging lens in air and a diverging lens in water. The refractive index of the material is |
|||

a) |
Equal to unity |
b) |
Equal to 1.33 |

c) |
Between unity and 1.33 |
d) |
Greater than 1.33 |

A lens behaves as a converging lens in air and a diverging lens in water. The refractive index of the material is |
|||

a) |
Equal to unity |
b) |
Equal to 1.33 |

c) |
Between unity and 1.33 |
d) |
Greater than 1.33 |

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