Physics · Ray Optics
In a compound microscope, the magnified virtual image is formed at a distance of 25 cm from the eye-piece. The focal length of its objective lens is 1 cm. If the total magnification is 100 and the tube length of the microscope is 20 cm, then using the standard near-point approximation, the focal length of the eye-piece lens (in cm) is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 12.50 cm
- 24.48 cm
- 35.00 cm
- 46.25 cm✓
Correct answer
6.25 cm
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