1.

What is the wavelength band for Ultraviolet rays?

A. 1 * 10¯⁶ to 3.9 * 10¯¹ micron meter
B. 1 * 10¯⁴ to 3.9 * 10¯¹ micron meter
C. 2 * 10¯³ to 3.9 * 10¯¹ micron meter
D. 1 * 10¯² to 3.9 * 10¯¹ micron meter
Answer» E.


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