Asked by Nick

A laser beam is directed at the Moon, 380,000 km from Earth. The beam diverges at an angle of 4.6×10−5 rad.

1. What diameter spot will it make on the Moon?
Answered by drwls
spot diameter =
distance * (divergence angle in radians)

The diameter will be in km if you use the distance in km.
Answered by fatma
25.4
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