Physics for Scientists and Engineers
10th Edition
ISBN: 9781337553278
Author: Raymond A. Serway, John W. Jewett
Publisher: Cengage Learning
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Chapter 33, Problem 45AP
(a)
To determine
The steady state temperature of the boxes interior.
(b)
To determine
The steady state temperature of the boxes interior when the elevation of sun is 50 °
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A uniform beam of laser light has a circular cross section of diameter d = 7.5 mm. The beam’s power is P = 4.9 mW.
(a) Calculate the intensity, I, of the beam in units of W / m2.
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A beam of initially unpolarized light of intensity 227 W/m^2 passes through a series of polarizing filters, each one's axis aligned at a 11.1-degree angle with respect to the previous filter s axis. The beam of light emerging from the final filter in the series has an intensity of 64.4 W/m^2. How many polarizing filters did the beam pass through?
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Chapter 33 Solutions
Physics for Scientists and Engineers
Ch. 33.1 - Prob. 33.1QQCh. 33.3 - What is the phase difference between the...Ch. 33.3 - Prob. 33.3QQCh. 33.5 - Prob. 33.4QQCh. 33.6 - If the antenna in Figure 33.11 represents the...Ch. 33.7 - Prob. 33.6QQCh. 33.7 - A radio wave of frequency on the order of 105 Hz...Ch. 33 - Prob. 1PCh. 33 - Prob. 2PCh. 33 - A proton moves through a region containing a...
Ch. 33 - A diathermy machine, used in physiotherapy,...Ch. 33 - The distance to the North Star, Polaris, is...Ch. 33 - A radar pulse returns to the transmitterreceiver...Ch. 33 - The speed of an electromagnetic wave traveling in...Ch. 33 - You are working for SETI, the Search for...Ch. 33 - Review. A microwave oven is powered by a...Ch. 33 - Verify by substitution that the following...Ch. 33 - Why is the following situation impossible? An...Ch. 33 - At what distance from the Sun is the intensity of...Ch. 33 - If the intensity of sunlight at the Earths surface...Ch. 33 - Prob. 14PCh. 33 - High-power lasers in factories are used to cut...Ch. 33 - Review. Model the electromagnetic wave in a...Ch. 33 - Prob. 17PCh. 33 - Prob. 18PCh. 33 - Prob. 19PCh. 33 - Prob. 20PCh. 33 - A 25.0-mW laser beam of diameter 2.00 mm is...Ch. 33 - The intensity of sunlight at the Earths distance...Ch. 33 - Prob. 23PCh. 33 - Prob. 24PCh. 33 - Prob. 25PCh. 33 - Assume the intensity of solar radiation incident...Ch. 33 - Extremely low-frequency (ELF) waves that can...Ch. 33 - A large, flat sheet carries a uniformly...Ch. 33 - Prob. 29PCh. 33 - Prob. 30PCh. 33 - Prob. 31PCh. 33 - An important news announcement is transmitted by...Ch. 33 - Assume the intensity of solar radiation incident...Ch. 33 - Classify waves with frequencies of 2 Hz, 2 kHz, 2...Ch. 33 - The eye is most sensitive to light having a...Ch. 33 - Prob. 36APCh. 33 - You are working as a radio technician. One day,...Ch. 33 - One goal of the Russian space program is to...Ch. 33 - The intensity of solar radiation at the top of the...Ch. 33 - The Earth reflects approximately 38.0% of the...Ch. 33 - Consider a small, spherical particle of radius r...Ch. 33 - Consider a small, spherical particle of radius r...Ch. 33 - Review. A 1.00-m-diameter circular mirror focuses...Ch. 33 - Prob. 44APCh. 33 - Prob. 45APCh. 33 - You may wish to review Sections 16.4 and 16.8 on...Ch. 33 - You are working at NASA, in a division that is...Ch. 33 - Prob. 48APCh. 33 - Prob. 49APCh. 33 - Prob. 50CPCh. 33 - Prob. 51CP
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- (a) Calculate the rate in watts at which heat transfer through radiation occurs (almost entirely in the infrared) from 1.0 m2 of the Earth’s surface at night. Assume the emissivity is 0.90, the temperature of the Earth is 15ºC , and that of outer space is 2.7 K. (b) Compare the intensity of this radiation with that coming to the Earth from the Sun during the day, which averages about 800 W/m2, only half of which is absorbed. (c) What is the maximum magnetic field strength in the outgoing radiation, assuming it is a continuous wave?arrow_forwardA 18.0-mW helium–neon laser emits a beam of circular cross section with a diameter of 1.75 mm. (a) Find the maximum electric field in the beam. kN/C(b) What total energy is contained in a 1.00-m length of the beam? pJ(c) Find the momentum carried by a 1.00-m length of the beam. kg · m/sarrow_forwardA radiowave at 900 MHz is reflected by a concrete ground with a relative dielectric constant of 9 and conductivity of 0. If the incident angle is 30 degree. a). Find the reflection and transmission coefficients for TE (perpendicular/horizontal) polarisation. b). Find the reflection and transmission coefficients for TM (parallel/vertical) polarisationarrow_forward
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