A CO2 laser produces a cylindrical beam of light with a diameter of 0.850 cm. The energy is pulsed, lasting for 2.00 ns, and each burst contains an energy of 200 mJ. What is the length L of each pulse of laser light? What is the average energy per unit volume u(avg) for each pulse?

A CO2 laser produces a cylindrical beam of light with a diameter of 0.850 cm. The energy is pulsed, lasting for 2.00 ns, and each burst contains an energy of 200 mJ. What is the length L of each pulse of laser light? What is the average energy per unit volume u(avg) for each pulse?

University Physics Volume 3

17th Edition

ISBN:9781938168185

Author:William Moebs, Jeff Sanny

Publisher:William Moebs, Jeff Sanny

Chapter6: Photons And Matter Waves

Section: Chapter Questions

Problem 139AP: (a) Calculate the wavelength of a photon that has the same momentum as a proton moving with 1% of...

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A CO2 laser produces a cylindrical beam of light with a diameter of 0.850 cm. The energy is pulsed, lasting for 2.00 ns, and each burst contains an energy of 200 mJ.

What is the length L of each pulse of laser light?

What is the average energy per unit volume u(avg) for each pulse?

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