Problem: A cylindrical laser beam has diameter 8.00 mm. The average energy density in the beam is 8.00 x 10-3 J/m3. What is the power output of the laser?

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A cylindrical laser beam has diameter 8.00 mm. The average energy density in the beam is 8.00 x 10-3 J/m3. What is the power output of the laser?

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What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Energy Carried by Electromagnetic Waves concept. You can view video lessons to learn Energy Carried by Electromagnetic Waves. Or if you need more Energy Carried by Electromagnetic Waves practice, you can also practice Energy Carried by Electromagnetic Waves practice problems.

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