An AM radio station broadcasts isotropically (equally in all directions) with an average power of 3.60 kW. A dipole rece...
An AM radio station broadcasts isotropically (equally in all directions) with an average power of 3.60 kW. A dipole receiving antenna 70.0 cm long is at a location 4.00 miles from the transmitter. Compute the amplitude of the emf that is induced by this signal between the ends of the receiving antenna.
Homework Answers
Add Answer to:
An AM radio station broadcasts isotropically (equally in all directions) with an average power of 3.60 kW. A dipole rece...
4. An AM radio transmitter broadcasts 62.5 kW of power uniformly in all directions. Assuming all...
4. An AM radio transmitter broadcasts 62.5 kW of power uniformly in all directions. Assuming all of the radio waves that strike the ground are completely absorbed, and that there is no absorption by the atmosphere or other objects, what is the intensity 30.5 km away? (Hint: Half the power will be spread over the area of a hemisphere.) What is the maximum electric field strength at this distance? a. b.
A radio station broadcasts with a power of 50,000 watts. Estimate the average intensity of the...
A radio station broadcasts with a power of 50,000 watts. Estimate the average intensity of the wave at a distance of 50 km from the radio transmitting antenna. Assume for the purpose of this estimate that the antenna radiates equally in all directions, so that the intensity is constant over a hemisphere centered on the antenna.
A radio antenna broadcasts a 1.0 MHz radio wave with 25 kW power. Assume the radiation...
A radio antenna broadcasts a 1.0 MHz radio wave with 25 kW power. Assume the radiation is emitted uniformly in all directions. 1) what is the wave's intensity 30 km from the antenna 2) what is the electric field amplitude at this distance?
FM radio station KRTH in Los Angeles broadcasts on an assigned frequency of 101 MHz with...
FM radio station KRTH in Los Angeles broadcasts on an assigned frequency of 101 MHz with a power of 50,000 W. (a) What is the wavelength of the radio waves produced by this station? (b) Estimate the average intensity of the wave at a distance of 35.3 km from the radio transmitting antenna. Assume for the purpose of this estimate that the antenna radiates equally in all directions, so that the intensity is constant over a hemisphere centered on the...
A radio station transmits isotropically (i.e. in all directions) electromagnetic radiation at the frequency of 98.2...
A radio station transmits isotropically (i.e. in all directions) electromagnetic radiation at the frequency of 98.2 MHz. At a certain distance from the radial station the wave intensity is I = 0.295 W / m ^ 2. a) What will be the intensity of the wave three times the distance of the radial station? b) What is the wavelength of the transmitted signal. c) If the antenna power is 6 MW. At what distance from the source will the wave...
A radio antenna broadcasts a 1.0 MHz radio wave with 27 kW of power. Assume that...
A radio antenna broadcasts a 1.0 MHz radio wave with 27 kW of power. Assume that the radiation is omitted uniformly in all directions. (60 - 8.85 x 10-12 c/Nm)c- 3.00 x 10 m/s) Part A What is the wave's intensity 33 km from the antenna? Express your answer in watts per meter squared. 190 AED ? I- W/m Submit Request Answer Part B What is the electric field amplitude at this distance? Express your answer in volts per meter....
Assume a 55 kW radio station emits Electromagnetic waves uniformly in all directions. How much energy...
Assume a 55 kW radio station emits Electromagnetic waves uniformly in all directions. How much energy per second crosses a 4.0 m^2 area 50 m from the transmitting antenna? __7____ W What is the rms magnitude of the E field at this point, assuming the station is operating at full power? _______ What is the voltage induced in a 1.0 m long vertical car antenna at this distance?
3. A radio station sends a sinusoidal wave with average power of 50kW. Assume that the...
3. A radio station sends a sinusoidal wave with average power of 50kW. Assume that the transmitter sends the signal with the same value to all direction. Calculate the wave intensity, electric field amplitude, and magnetic field that is detected by a satellite at 100 km away from the antenna.
A radio station on the earth's surface emits a sinusoidal wave with average total power 50 kW (Fig. 32.19). Assuming...
A radio station on the earth's surface emits a sinusoidal wave with average total power 50 kW (Fig. 32.19). Assuming that the trans- mitter radiates equally in all directions above the ground (which is unlikely in real situations), find the electric-field and magnetic field amplitudes Emax and Bmar detected by a satellite 100 km from the antenna 32.19 A radio station radiates waves into the hemisphere shown. Satellite = 100 km
Public television station KQED in San Francisco broadcasts a sinusoidal radio signal at a power of...
Public television station KQED in San Francisco broadcasts a sinusoidal radio signal at a power of 316 kW. Assume that the wave spreads out uniformly into a hemisphere above the ground. A) At a home 5.50km away from the antenna, what average pressure does this wave exert on a totally reflecting surface? answer in PA units B)At a home 5.50km away from the antenna, what are the amplitudes of the electric and magnetic fields of the wave? answer in N/C,...
4. An AM radio transmitter broadcasts 62.5 kW of power uniformly in all directions. Assuming all of the radio waves that strike the ground are completely absorbed, and that there is no absorption by the atmosphere or other objects, what is the intensity 30.5 km away? (Hint: Half the power will be spread over the area of a hemisphere.) What is the maximum electric field strength at this distance? a. b.
A radio antenna broadcasts a 1.0 MHz radio wave with 27 kW of power. Assume that the radiation is omitted uniformly in all directions. (60 - 8.85 x 10-12 c/Nm)c- 3.00 x 10 m/s) Part A What is the wave's intensity 33 km from the antenna? Express your answer in watts per meter squared. 190 AED ? I- W/m Submit Request Answer Part B What is the electric field amplitude at this distance? Express your answer in volts per meter....
Assume a 55 kW radio station emits Electromagnetic waves uniformly in all directions. How much energy per second crosses a 4.0 m^2 area 50 m from the transmitting antenna? __7____ W What is the rms magnitude of the E field at this point, assuming the station is operating at full power? _______ What is the voltage induced in a 1.0 m long vertical car antenna at this distance?
3. A radio station sends a sinusoidal wave with average power of 50kW. Assume that the transmitter sends the signal with the same value to all direction. Calculate the wave intensity, electric field amplitude, and magnetic field that is detected by a satellite at 100 km away from the antenna.
A radio station on the earth's surface emits a sinusoidal wave with average total power 50 kW (Fig. 32.19). Assuming that the trans- mitter radiates equally in all directions above the ground (which is unlikely in real situations), find the electric-field and magnetic field amplitudes Emax and Bmar detected by a satellite 100 km from the antenna 32.19 A radio station radiates waves into the hemisphere shown. Satellite = 100 km
Most questions answered within 3 hours.
-
In your experience, what are some of the barriers to the
successful implementation of a project?...
asked 1 minute ago -
Math 333 Plz help ASAP
The yield of a chemical process is being studied. From previous...
asked 2 minutes ago -
1. A normal distribution has a mean of
μ = 60 and a standard deviation
of...
asked 3 minutes ago -
The size of your Social Security benefits is determined by:
(select all that apply) Question 1...
asked 16 minutes ago -
Starch polymers are broken down by enzymes into monomers
called:
a.)maltose
b.) dextrins
c.) glucose
d.)...
asked 22 minutes ago -
How does HA (High Availability) work and name two ways it can
help an organization?
asked 25 minutes ago -
Saginaw Company is a garden products wholesale firm. In
December, Saginaw Company expects to sell 26,000...
asked 25 minutes ago -
Write a program for the management of a bookstore in java,
WITHOUT THE USE OF BOOK...
asked 25 minutes ago -
. Consider the Malthusian model and assume Y = zF (L; N) = zLN 1
,...
asked 38 minutes ago -
Reasons that BMW located their manufacturing plant in
Spartanburg South Carolina include ___________
a favorable tax...
asked 40 minutes ago -
17) Complete the following by balancing the chemical
reactions:
(a) H2(g) + N2(g) → NH3(g)
(b)...
asked 40 minutes ago -
When performing a hypothesis test for the ratio of two
population variances, the upper critical F...
asked 46 minutes ago