Physics · Ray Optics
If a glass lens ( μ=1.5) is immersed in water ( μ=1.33), how do its focal length and power change?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Both focal length and power remain unchanged
- 2Both focal length and power increase
- 3Focal length increases and power decreases✓
- 4Focal length decreases and power increases
Correct answer
Focal length increases and power decreases
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