PHYSICS 1250 PACKAGE >CI<
9th Edition
ISBN: 9781305000988
Author: SERWAY
Publisher: CENGAGE LEARNING (CUSTOM)
expand_more
expand_more
format_list_bulleted
Question
Chapter 34, Problem 34.9CQ
To determine
The best orientation varies from station to station, explain.
Expert Solution & Answer
Trending nowThis is a popular solution!
Students have asked these similar questions
Two friends are playing with hand-held radio transceivers which have dipole antennas. If the antenna of the transmitting radio is vertical, and the antenna of the receiving radio is at an angle ? to the vertical, what is the received power as a percentage of the maximum possible received power at the receiving antenna in the following cases?
Use phasor-form Maxwell’s equations to solve the following problems:
Your favorite radio program broadcasts 96.3 MHz. What is the wavelength corresponding to this broadcast? Theoretically, the antenna of your radio is half of the wavelength of the radio waves. How long should the antenna be for this frequency?
Chapter 34 Solutions
PHYSICS 1250 PACKAGE >CI<
Ch. 34 - Prob. 34.1QQCh. 34 - What is the phase difference between the...Ch. 34 - Prob. 34.3QQCh. 34 - Prob. 34.4QQCh. 34 - If the antenna in Figure 33.11 represents the...Ch. 34 - Prob. 34.6QQCh. 34 - A radio wave of frequency on the order of 105 Hz...Ch. 34 - A spherical interplanetary grain of dust of radius...Ch. 34 - Prob. 34.2OQCh. 34 - A typical microwave oven operates at a frequency...
Ch. 34 - Prob. 34.4OQCh. 34 - Prob. 34.5OQCh. 34 - Which of the following statements are true...Ch. 34 - Prob. 34.7OQCh. 34 - Prob. 34.8OQCh. 34 - An electromagnetic wave with a peak magnetic field...Ch. 34 - Prob. 34.10OQCh. 34 - Prob. 34.11OQCh. 34 - suppose a creature from another planet has eyes...Ch. 34 - Prob. 34.2CQCh. 34 - Prob. 34.3CQCh. 34 - List at least three differences between sound...Ch. 34 - If a high-frequency current exists in a solenoid...Ch. 34 - Prob. 34.6CQCh. 34 - Prob. 34.7CQCh. 34 - Do Maxwells equations allow for the existence of...Ch. 34 - Prob. 34.9CQCh. 34 - What does a radio wave do to the charges in the...Ch. 34 - Prob. 34.11CQCh. 34 - An empty plastic or glass dish being removed from...Ch. 34 - Prob. 34.13CQCh. 34 - Prob. 34.1PCh. 34 - Prob. 34.2PCh. 34 - Prob. 34.3PCh. 34 - An election moves through a uniform electric field...Ch. 34 - A proton moves through a region containing a...Ch. 34 - Prob. 34.6PCh. 34 - Suppose you are located 180 in from a radio...Ch. 34 - A diathermy machine, used in physiotherapy,...Ch. 34 - The distance to the North Star, Polaris, is...Ch. 34 - Prob. 34.10PCh. 34 - Review. A standing-wave pattern is set up by radio...Ch. 34 - Prob. 34.12PCh. 34 - The speed of an electromagnetic wave traveling in...Ch. 34 - A radar pulse returns to the transmitterreceiver...Ch. 34 - Figure P34.15 shows a plane electromagnetic...Ch. 34 - Verify by substitution that the following...Ch. 34 - Review. A microwave oven is powered by a...Ch. 34 - Why is the following situation impossible? An...Ch. 34 - ln SI units, the electric field in an...Ch. 34 - At what distance from the Sun is the intensity of...Ch. 34 - If the intensity of sunlight at the Earths surface...Ch. 34 - Prob. 34.22PCh. 34 - A community plans to build a facility to convert...Ch. 34 - Prob. 34.24PCh. 34 - Prob. 34.25PCh. 34 - Review. Model the electromagnetic wave in a...Ch. 34 - High-power lasers in factories are used to cut...Ch. 34 - Consider a bright star in our night sky. Assume...Ch. 34 - What is the average magnitude of the Poynting...Ch. 34 - Prob. 34.30PCh. 34 - Review. An AM radio station broadcasts...Ch. 34 - Prob. 34.32PCh. 34 - Prob. 34.33PCh. 34 - Prob. 34.34PCh. 34 - A 25.0-mW laser beam of diameter 2.00 mm is...Ch. 34 - A radio wave transmits 25.0 W/m2 of power per unit...Ch. 34 - Prob. 34.37PCh. 34 - Prob. 34.38PCh. 34 - A uniform circular disk of mass m = 24.0 g and...Ch. 34 - The intensity of sunlight at the Earths distance...Ch. 34 - Prob. 34.41PCh. 34 - Assume the intensity of solar radiation incident...Ch. 34 - A possible means of space flight is to place a...Ch. 34 - Extremely low-frequency (ELF) waves that can...Ch. 34 - A Marconi antenna, used by most AM radio stations,...Ch. 34 - A large, flat sheet carries a uniformly...Ch. 34 - Prob. 34.47PCh. 34 - Prob. 34.48PCh. 34 - Two vertical radio-transmitting antennas are...Ch. 34 - Prob. 34.50PCh. 34 - What are the wavelengths of electromagnetic waves...Ch. 34 - An important news announcement is transmitted by...Ch. 34 - In addition to cable and satellite broadcasts,...Ch. 34 - Classify waves with frequencies of 2 Hz, 2 kHz, 2...Ch. 34 - Assume the intensity of solar radiation incident...Ch. 34 - In 1965, Arno Penzias and Robert Wilson discovered...Ch. 34 - The eye is most sensitive to light having a...Ch. 34 - Prob. 34.58APCh. 34 - One goal of the Russian space program is to...Ch. 34 - A microwave source produces pulses of 20.0GHz...Ch. 34 - The intensity of solar radiation at the top of the...Ch. 34 - Prob. 34.62APCh. 34 - Consider a small, spherical particle of radius r...Ch. 34 - Consider a small, spherical particle of radius r...Ch. 34 - A dish antenna having a diameter of 20.0 m...Ch. 34 - The Earth reflects approximately 38.0% of the...Ch. 34 - Review. A 1.00-m-diameter circular mirror focuses...Ch. 34 - Prob. 34.68APCh. 34 - Prob. 34.69APCh. 34 - You may wish to review Sections 16.4 and 16.8 on...Ch. 34 - Prob. 34.71APCh. 34 - Prob. 34.72APCh. 34 - Prob. 34.73APCh. 34 - Prob. 34.74APCh. 34 - Prob. 34.75APCh. 34 - Prob. 34.76CPCh. 34 - A linearly polarized microwave of wavelength 1.50...Ch. 34 - Prob. 34.78CPCh. 34 - Prob. 34.79CP
Knowledge Booster
Similar questions
- Certain orientations of a broadcast television antenna give better reception than others for a particular station. Explain.arrow_forwardFigure P24.13 shows a plane electromagnetic sinusoidal wave propagating in the x direction. Suppose the wavelength is 50.0 m and the electric field vibrates in the xy plane with an amplitude of 22.0 V/m. Calculate (a) the frequency of the wave and (b) the magnetic field B when the electric field has its maximum value in the negative y direction. (c) Write an expression for B with the correct unit vector, with numerical values for Bmax, k, and , and with its magnitude in the form B=Bmaxcos(kxt) Figure P24.13 Problems 13 and 64.arrow_forwardA 2.40–m–diameter university communications satellite dish receives TV signals that have a maximum electric field strength (for one channel) of 8.50 μV/m. (See figure below.) What is the power received by the antenna?arrow_forward
- A 2.40–m–diameter university communications satellite dish receives TV signals that have a maximum electric field strength (for one channel) of 8.50 μV/m. If the orbiting satellite broadcasts uniformly over an area of 1.50×1013 m2 (a large fraction of North America), how much power does it radiate??arrow_forwardIf the satellite antenna now transmits a 35kW signal, what is the maximum value of the electric field in 10 − 3 V/C?arrow_forwardMetal objects reflect not only visible light but also radio waves. This is because at the surface of a metal, (i) the electric-field component parallel to the surface must be zero; (ii) the electric-field component perpendicular to the surface must be zero; (iii) the magnetic-field component parallel to the surface must be zero; (iv) the magnetic-field component perpendicular to the surface must be zero; (v) more than one of these.arrow_forward
- A television is tuned to a station broadcasting at a frequency of2.04 * 108Hz. For best reception, the rabbit-ear antenna used bythe TV should be adjusted to have a tip-to-tip length equal to halfa wavelength of the broadcast signal. Find the optimum length ofthe antennaarrow_forwardA 3.00 m diameter university communications satellite dish receives TV signals that have a maximum electric field strength (for one channel) of 7.90 µV/m. (See the figure below.) tab shift T ctrl (a) What is the intensity (in watts per meter squared) of this wave? W/m2 (b) What is the power received (in watts) by the antenna? W SAN (c) If the orbiting satellite broadcasts uniformly over an area of 1.50 x 1013 m2 (a large fraction of North America), how much power (in watts) does it radiate? caps lock. ENVY T → 82"F Mostly sunny Additional Materials fn 1 Q • A USE YOUR SMARTPHONE FOR • Videos Features Reviews Specs Support 6 W Z W S X alt H Q Search SONG E D 4 C 5 R T F V 6 G YU B H Co N M K O alt #2 K D 0 FE 7 home for those on-the-go 4 HP ENVY x360 hp Get more done with the latest Intel® Core™ processor. 4dx 8 BANG & OLUFSEN 5 ins 7:54 PM 7/10/2023 BANG & OLUFSEN 9 6arrow_forwardTwo identical short dipole antennas are driven in phase with each other with equal strength and emit readiation at a wavelength of = 0.1 meters. One antenna is oriented in the y-direction and is located at (x,y,z) = (0,0,0). The other antenna is oriented in the z-direction and is located at (x,y,z) = (d,0,0) where d > 0. What is the smallest value of d for which the radiated far-field at a point (x.y,z) = (X, ,0, 0), x,>> d, and A, is circularly polarized? What happens to the polarization if d is now doubled?arrow_forward
- Suppose a (radio) dish antenna has a diameter of 100m (as e.g. an antenna that exists close to Bonn, Germany). If this antenna receives a radio signal with an electric field of 1µV /m and a magnetic field of 3.3 × 10−15T what is the power received by the antenna if it absorbs all the energy?arrow_forwardPolarizers: Three polarizers with different axes of transmission will be placed in the path of an unpolarized laser beam with an intensity of 1000 W/m². The transmission axis of polarizer A is vertical (0°), that of B is rotated 35.5° clockwise with respect to vertical, and that of C is rotated 53.3° clockwise with respect to vertical. The polarizers can be placed in any order, but the second polarizer must be 522 mm from the first, and the third must be 229 mm from the second. (a) Find the arrangement of polarizers that maximizes the transmitted intensity and compute the maximum intensity. (b) Find the arrangement of polarizers that minimizes the transmitted intensity and compute the minimum intensity.arrow_forwardA parabolic reflector focuses electromagnetic waves into a beam as shown in the figure. The electromagnetic radiation is pulsed, with a pulse frequency of 11.0 GHz, and the duration of each pulse is t = 1.00 ns. The face of the reflector has a radius of 3.50 cm, and the average power during each pulse is 29.0 kW. (Due to the nature of this problem, do not use rounded intermediate values in your calculations-including answers submitted in WebAssign.) D (a) What is the wavelength (in cm) of these electromagnetic waves? cm (b) What is the total energy (in μJ) contained in each pulse? µJ (c) Compute the average energy density (in m3/m³) inside each pulse. mJ/m³ (d) Determine the amplitude of the electric field (in kv/m) and magnetic field (in µT) in these electromagnetic waves. Emax = Bmax = kv/m PT (e) Assuming that this pulsed beam strikes an absorbing surface, compute the force (in µN) exerted on the surface during the 1.00 ns duration of each pulse. μNarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Principles of Physics: A Calculus-Based TextPhysicsISBN:9781133104261Author:Raymond A. Serway, John W. JewettPublisher:Cengage Learning
Principles of Physics: A Calculus-Based Text
Physics
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning