Physics · Wave Optics
For light diverging from an ideal point source in an isotropic medium, which of the following is correct?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1The intensity at the wavefront does not depend on the distance.
- 2The wavefront is parabolic.
- 3The intensity decreases in proportion to the square of the distance.✓
- 4The wavefront is elliptical.
Correct answer
The intensity decreases in proportion to the square of the distance.
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