One Type of Sunburn Occurs on Exposure to UV Light

question 16

Multiple Choice

One type of sunburn occurs on exposure to UV light of wavelength equal to 325 nm. What is the frequency given in sec ^{- 1} for this wavelength?

• A) 1.08×10 ^{- 15} sec ^{- 1}
• B) 9.23×10 ^{- 4} sec ^{- 1}
• C) 9.75×10¹ sec ^{- 1}
• D) 9.23×10⁵ sec ^{- 1}
• E) 9.23×10¹⁴ sec ^{- 1}

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Definitions:

Emphysema

A chronic lung condition, part of chronic obstructive pulmonary disease (COPD), which involves damage to the air sacs in the lungs.

Shortness of Breath

The feeling of being unable to breathe deeply or comfortably, often indicative of a medical condition or physical exertion.

Guided Imagery

A relaxation technique that involves visualizing peaceful and positive images or scenarios to reduce stress and enhance well-being.

Chronic Stress

Chronic Stress is a prolonged and constant feeling of stress that can detrimentally affect one's health or well-being, often resulting from ongoing life pressures.