Q. Which of the following statements is not true regarding LASER?
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(A)
A LASER is a device that emits light through a process of optical amplification .
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(B)
LASER beams can be focused to very tiny spots, achieving a very high irradiance.
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(C)
The emitted LASER light is notable for its high degree of dispersive power unattainable using other technologies.
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(D)
LASER light is used in bar-code scanners
✅ Correct Answer: (C)
The emitted LASER light is notable for its high degree of dispersive power unattainable using other technologies.