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## Light Microscope

Question 1 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER] |

Total Magnification is obtained by.....

Magnifying power of the objective lens | |

Magnifying power of eyepiece | |

Magnifying power of condenser lens | |

Magnifying power of both the objective lens and eyepiece |

Question 2 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER] |

What is the minimum distance for the eye to focus any object?

11 cm | |

25 cm | |

32 cm | |

4 2 cm |

Question 3 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER] |

Resolving power of a microscope is a function of.....

Wavelength of light used | |

Numerical aperture of lens system | |

Refractive index | |

Wavelength of light used and numerical aperture of lens system |

Question 4 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER] |

In Phase contrast microscopy, the rate at which light enters through objects is.....

Constant | |

Inversely proportional to their refractive indices | |

Directly proportional to their refractive indices | |

Exponentially related to their refractive indices |

Question 5 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER] |

Oil immersion objective lens has an NA value of.....

0.65 | |

0.85 | |

1.33 | |

1 |

There are 5 questions to complete.