For reading the disks, the blue ray disk uses
A. high frequency red laser
B. low frequency red laser
C. high frequency blue laser
D. low frequency blue laser
Answer:A
For reading the disks, the blue ray disk uses
A. high frequency red laser B. low frequency red laser C. high frequency blue laser D. low frequency blue laser
Explanation: The blue ray disk uses a high frequency blue laser with a small wavelength to read the disk.