__________ principle says that each point of the wavefront is the source of a secondary disturbance and the wavelets emanating from these points spread out in all directions with the speed of the wave.

__________ principle says that each point of the wavefront is the sour

1.	__________ principle says that each point of the wavefront is the source of a secondary disturbance and the wavelets emanating from these points spread out in all directions with the speed of the wave.
A.	Rayleigh
B.	Huygens
C.	Maxwell
D.	Hertz
Answer» C. Maxwell

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__________ principle says that each point of the wavefront is the source of a secondary disturbance and the wavelets emanating from these points spread out in all directions with the speed of the wave.

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