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