Physics · Ray Optics
If we need a magnification of 375 from a compound microscope of tube length 150 mm and an objective of focal length 5 mm, the focal length of the eye-piece should be close to (take least distance of distinct vision D = 250 mm):
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 133 mm
- 212 mm
- 32 mm
- 422 mm✓
Correct answer
22 mm
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