UPSC CAPF AC 2018 Paper
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Question : 102 of 125
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Which of the following statements about optical microscope is/are correct?
1. Both the eyepiece and objective of a microscope are convex lenses.
2. The magnification of a microscope increases with increase in focal length of the objective.
3. The magnification of a microscope depends upon the length of the microscope tube.
4. The eyepiece of a microscope is a concave lens.
Select the correct answer using the code given below.
1. Both the eyepiece and objective of a microscope are convex lenses.
2. The magnification of a microscope increases with increase in focal length of the objective.
3. The magnification of a microscope depends upon the length of the microscope tube.
4. The eyepiece of a microscope is a concave lens.
Select the correct answer using the code given below.
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