Determine the Amount of Energy Carried in 2

question 109

Multiple Choice

Determine the amount of energy carried in 2.0 m of a 4.6-mW He-Ne laser beam if the cross-sectional area of the beam is 4.1 × 10−⁶ m².

• A)1.4E-10 J
• B)4.9E-12 J
• C)3.1E-11 J
• D)6.1E-8 J
• E)​1.0E-11 J

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