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Sunil wants to see the micro organisms present in soil. He knows that he needs a microscope to see those tiny things. A microscope is an instrument used to see a small object to look bigger which helps us in a study of many tiny little species. Well, refraction also plays a huge role in the microscope.1. What kind of lens is used in microscope ?a. Concave lensb. Convex lensc. Bifocal lensd. Plane lens2. The image formed by a convex lens can be : a. Virtual and magnifiedb. Virtual and diminishedc. Virtual and of same sized. Virtual image is not formed3. Absolute refractive index of any medium is always ______ .a. Less than 1b. Greater than 1c. 1d. 04. Power of convex lens is _____.a. Positiveb. Negative5. The refracting surfaces obeys the ______.a. Law of reflectionb. Law of refraction |
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Answer» 1. b. Convex lens 2. a. Virtual and magnified 3. b. Greater than 1 4. a. Positive 5. b. Law of refraction |
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