Physics for Scientists and Engineers with Modern Physics
10th Edition
ISBN: 9781337553292
Author: Raymond A. Serway, John W. Jewett
Publisher: Cengage Learning
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Question
Chapter 39, Problem 24P
(a)
To determine
The amplitude of the electric field of the helium-neon laser.
(b)
To determine
The amplitude of the magnetic field of the helium-neon laser.
(c)
To determine
The force exerted by the beam on a perfectly reflecting surface when it is incident perpendicularly.
(d)
To determine
The mass of the ice melted if the beam of laser is absorbed by an ice cube.
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A helium–neon laser produces a beam of diameter 1.75 mm, delivering 2.00 × 1018 photons/s. Each photon has a wavelength of 633 nm. Calculate the amplitudes of (a) the electric fields and (b) the magnetic fields inside the beam. (c) If the beam shines perpendicularly onto a perfectly reflecting surface, what force does it exert on the surface? (d) If the beam is absorbed by a block of ice at 0°C for 1.50 h, what mass of ice is melted?
A helium-neon laser produces a beam of diameter 1.75 mm, delivering
3.15 x 1018 photons/s. Each photon has a wavelength of 633 nm.
(a) Calculate the amplitude of the electric field inside the beam.
kv/m
(b) Calculate the amplitude of the magnetic field inside the beam.
μT
(c) If the beam shines perpendicularly onto a perfectly reflecting
surface, what force does it exert on the surface?
nN
(d) If the beam is absorbed by a block of ice at 0°C for 2.10 h, what
mass of ice is melted?
g
A laser emits 5.67 × 101⁹ photons per second in a beam of light that has a diameter of 2.88 mm and a wavelength of 514.5 nm.
Determine (a) the average electric field strength and (b) the average magnetic field strength for the electromagnetic wave that
constitutes the beam.
(a) Number i
(b) Number i
Units
Units
Chapter 39 Solutions
Physics for Scientists and Engineers with Modern Physics
Ch. 39.1 - Prob. 39.1QQCh. 39.2 - Prob. 39.2QQCh. 39.2 - Prob. 39.3QQCh. 39.2 - Prob. 39.4QQCh. 39.3 - Prob. 39.5QQCh. 39.5 - Prob. 39.6QQCh. 39.6 - Prob. 39.7QQCh. 39 - Prob. 1PCh. 39 - Prob. 2PCh. 39 - Prob. 3P
Ch. 39 - Prob. 4PCh. 39 - Prob. 5PCh. 39 - Prob. 6PCh. 39 - Prob. 8PCh. 39 - Prob. 9PCh. 39 - Prob. 10PCh. 39 - Prob. 11PCh. 39 - Prob. 12PCh. 39 - Prob. 13PCh. 39 - Prob. 15PCh. 39 - Prob. 16PCh. 39 - Prob. 17PCh. 39 - Prob. 18PCh. 39 - Prob. 19PCh. 39 - Prob. 20PCh. 39 - Prob. 22PCh. 39 - Prob. 23PCh. 39 - Prob. 24PCh. 39 - Prob. 25PCh. 39 - Prob. 26PCh. 39 - Prob. 27PCh. 39 - Prob. 30PCh. 39 - Prob. 31PCh. 39 - Prob. 32PCh. 39 - Prob. 33PCh. 39 - Prob. 35PCh. 39 - Prob. 37PCh. 39 - Prob. 38PCh. 39 - Prob. 39PCh. 39 - Prob. 40APCh. 39 - Prob. 41APCh. 39 - Prob. 43APCh. 39 - Prob. 44APCh. 39 - Prob. 45APCh. 39 - Prob. 46APCh. 39 - Prob. 47CPCh. 39 - Prob. 48CPCh. 39 - Prob. 49CPCh. 39 - Prob. 50CP
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