MCQ
Wave front means:
- ✓All particles in it have same phase.
- BFew particles are in same phase, rest are in opposite phase.
- CAll particles have opposite phase of vibrations.
- DAll particles have random vibrations.
It is the imaginary surface representing corresponding points pf a wave that vibrate in unison. When identical waves having a common origin travel through a homogeneous medium, the corresponding crests and troughs at any instant phase.
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