Why must you never look directly into a...
Question 1 of 27070
Q
Why must you never look directly into a fiber optic cable?
A
High power light waves can burn the skin surrounding the eye.
B
An active fiber signal may burn the retina and infra -red light cannot be seen.
C
The end is easy to break.
D
The signal is red and you can see it.
Question 1 / 27070
rbQTIaAvGc6qSCbYILua
Question 1 of 27070
rbQTIaAvGc6qSCbYILua
Why must you never look directly into a fiber optic cable?
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A
High power light waves can burn the skin surrounding the eye.
B
An active fiber signal may burn the retina and infra -red light cannot be seen.
C
The end is easy to break.
D
The signal is red and you can see it.
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Question 1 of 27070
rbQTIaAvGc6qSCbYILua
Q
Why must you never look directly into a fiber optic cable?
A
High power light waves can burn the skin surrounding the eye.
B
An active fiber signal may burn the retina and infra -red light cannot be seen.
C
The end is easy to break.
D
The signal is red and you can see it.
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