A laser is a coherent source because it contains [JIPMER 2003] – McqOptions

MCQOPTIONS

1.	A laser is a coherent source because it contains [JIPMER 2003]
A.	Many wavelengths
B.	Uncoordinated wave of a particular wavelength
C.	Coordinated wave of many wavelengths
D.	Coordinated waves of a particular wavelength
Answer» E.

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