MCQOPTIONS
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| 1. |
Consider the following statements: Laser is an acronym for light amplification by stimulated emission of radiation. In comparison to LED, it has: |
| A. | (i), (iii) and (iv) are correct |
| B. | (i), (ii) and (iii) are correct |
| C. | (i) and (iii) are correct |
| D. | (i), (ii) and (iv) are correct |
| Answer» B. (i), (ii) and (iii) are correct | |