Welders wear special goggles or face masks with glass windows to protect their eyes from electromagnetic radiations. Name the radiations and write the range of their frequency.
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1
Answer:
The name of radiation is ultraviolet radiation its frequency range is 10^15 to 10^17 HZ
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Answer:
Welders wear special goggles or face masks with glass window to protect their eyes from electromagnetic radiations.
These radiations are mainly intense UV and infrared radiations, which are very harmful for human body ,it can cause life-taking diseases.
UV frequency:7,5 × 10 14 – 3 × 10
:16
Infrared frequency:3 × 10 12 – 4,3 ×10 : 14
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