A) A is incoherent, B is incoherent
B) A is incoherent, B is coherent
C) A is coherent, B is coherent
D) A is coherent, B is incoherent
Correct Answer: D
Solution :
A laser is a device that emits light through a process called stimulated emission. Laser emission light is usually spatially coherent. Light obtained by spontaneous emission is incoherent in nature.You need to login to perform this action.
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