What is the intensity in wm of a laser beam used to burn, Physics

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What is the intensity in wm of a laser beam used to burn

Question: What is the intensity in W/mÂ² of a laser beam used to burn away cancerous tissue that, when 91.5% absorbed, puts 453 J of energy into a circular spot 2.13 mm in diameter in 3.80 s?

How many times more intense is this than the maximum intensity of direct sunlight (about 1360 W/mÂ²)?

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Physics: What is the intensity in wm of a laser beam used to burn

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