

MCQOPTIONS
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1. |
_The infrared portion of EMR lies between$? |
A. | 0.4 - 0.7 μm |
B. | 0.5 mm to 1 μm |
C. | 0.7 - 1.3 μm |
D. | 0.7 to 14 μm |
Answer» E. | |