Solution 0 W laser emits a beam of light 5 0 mm in diameter The laser is aimed at the Moon By the time it reaches the Moon the beam has spread out to a
Solution W laser emits a beam of light mm in diameter The laser is aimed at the Moon By the time it reaches the Moon
Solution W laser emits a beam of light mm in diameter The laser is aimed at the Moon By
of light mm in diameter The laser is aimed at the Moon By the time it reaches the Moon the beam has spread out to a
Solution W laser emits a beam of light mm in diameter The laser is aimed at
the Moon By the time it reaches the Moon the beam has spread out to a
Solution W laser emits a beam of light mm in diameter The
Solution W laser emits a beam
(Solution) 0-W laser emits a beam of light 5.0 mm in diameter. The laser is aimed at the Moon. By the time it reaches the Moon, the beam has spread out to a...

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A 30.0-W laser emits a beam of light 5.0 mm in diameter. The laser is aimed at the Moon. By the time it reaches the Moon, the beam has spread out to a diameter of 85 km. What was the intensity of the light just as it first exited the laser? (Intensity has units of power per unit area)What is the value of the intensity where it hits the moon? (Assume there is no absorption in the atmosphere on the way)

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