The helium-neon lasers most commonly used in student physics laboratories have outputs of 0.250 mW. (a) If such a laser beam is projected onto a circular spot 3.10 mm in diameter, what is its intensity? W/m² (b) Find the peak electric field strength. V/m (c) Find the peak magnetic field strength. Additional Materials T
The helium-neon lasers most commonly used in student physics laboratories have outputs of 0.250 mW. (a) If such a laser beam is projected onto a circular spot 3.10 mm in diameter, what is its intensity? W/m² (b) Find the peak electric field strength. V/m (c) Find the peak magnetic field strength. Additional Materials T
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Transcribed Image Text:The helium-neon lasers most commonly used in student physics laboratories have average power
outputs of 0.250 mW.
(a) If such a laser beam is projected onto a circular spot 3.10 mm in diameter, what is its
intensity?
W/m²
(b) Find the peak electric field strength.
V/m
(c) Find the peak magnetic field strength.
Additional Materials
T
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