In a mobile phone network, how many times as strong would a signal be expected to be at 400 m from a base station, compared with at 300 m? Give your answer to 2 significant figures.
Q: Microwaves have an intensity of 1.79 W/m at a distance 1.00 meter from the transmitter. What will be…
A: Intensity is defined to be the power per unit area carried by a wave. I = PA
Q: If the intensity of radiation from a radioactive sources is 3.6 units at a distance of 5.0 m, how…
A:
Q: To manufacture an antenna that operates at a frequency of 10GHZ, its dimensions are within. О З ст О…
A: The dimension of antenna should be directly proportional to wavelength. Again, Wavelengthλ = Speed…
Q: Compute the frequency (in MHz) of an EM wave with a wavelength of 6.7 in. (0.1702 m).
A: wavelength of EM wave (λ) = 6.7 in = 0.1702 m Speed of EM wave (v) = 3×108 ms
Q: Q3 / In order to determine voice traffic on a line, we collected the following data during a period…
A:
Q: You make a telephone call from New York to a friend in London. Estimate how long it will take the…
A: As we know, the electromagnetic signal travels with speed of light c , 3 × 10⁸ m/s.And the distance…
Q: In a particular city, electrical energy costs $0.13 per kilowatt-hour. (Round your answers, in…
A:
Q: In the Earth's Magnetic Field experiment, you plotted a graph of frequency squared versus the…
A: The equation in a linear regression is y=mx+c where c is the y-intercept and m is the slope of the…
Q: The speech quality for a particular mobile communication system is just acceptable when the received…
A: (a)Received power at the mobile receiver is PR = -110 dBm (b)Maximum acceptable path loss Lmax is…
Q: Compute the frequency (in MHz) of an EM wave with a wavelength of 2.0 in. (0.0508 m).
A: The expression for find frequency of EM is f=vλ
Q: If the distance from an antenna on Earth to a geosynchronous communications satellite is 26000…
A: Given data: Distance (d) = 26000 miles 1 mile = 1.61 km = 1.61 × 103 m Speed radio wave (v) = 3.0 ×…
Q: Microwaves are modulated at a frequency of 75 MHz. They are propogated through an atmosphere at a…
A: The modulated wavelength of microwaves is determined by the speed of light in the medium through…
Q: compute the wavelength. an AM station operating at a frequency of 750 Hz
A:
Q: A radar pulse is sent out and reflects off an airplane. The echo of the pulse return 14.3 micro…
A: Radar pulse travels at the speed of light.The distance from the plane is half the distance travelled…
Q: You are using a spectrometer which as a monochromator set at 715 nm. The P value of the irradiance…
A: P-value (power) of the irradiance of the light is also known as the intensity. The absorbance value…
Q: Other than from the ranges of wavelengths shown in Figure, can you find a way to distinguish radio…
A: The velocity of an electromagnetic wave is related to wavelength and frequency as, fλ=cf=cλ…
Q: Problem 6: An antenna radiates equally in all directions over a half space above a perfectly…
A: Total radiative power means the amount of power which is radiated when connection is made. A power…
Q: An FM broadcast station has a transmitting antenna located 50 m above average terrain. How far away…
A:
Q: Compute the frequency (in MHz) of an EM wave with a wavelength of 7.0 in. (0.1778 m).
A:
Q: 6 mins each day using 1000 W microwave. How much does thiS cost over 30days if u are charged…
A:
Q: The brightness of the Sun as observed from the Moon can be used to design a solar panel array at a…
A:
Q: Using the Free Space Propagation Model, what is the change in communication range if the centre…
A: The communication link range is given by the formula, r=c4π10ar201f (1)where,c : is speed of…
Q: Compute the frequency (in MHz) of an EM wave with a wavelength of 1.2 in. (0.0305 m).
A:
Q: A radar system observing a target is characterized by the following parameters: Transmitted power =…
A: Given Data: The transmitted power is, Pt=40 dBW The antenna gain of a radar system is, G=28 dB The…
Q: ence in gain betweer (b) as a ratio of the
A: Given as, Maximum gain of horn antenna=+20 dB, Gain of 1st sidelobe=−15 dB.
Q: 4. The radioactive isotope Cobalt 60 has a half-life of 5.27 years. In that period of time half of…
A:
Q: In order to maximize power, most broadcast antenna have a length that is 1/4 of the wavelength of…
A: The most efficient to the broad cast electromagnetic wave is L…
Q: (163 sin 120xt) 60 R If an appliance is plugged into a common household outlet, the wattage consumed…
A:
Q: Amateur radio operators in the United States can transmit on several bands. One of those bands…
A: Given : Wavelength (λ) = 20.m
Q: Compute the frequency (in MHz) of an EM wave with a wavelength of 4.0 in. (0.1016 m).
A: The speed of the EM waves is the same as the speed of the light that is 3×108 m/s.
Q: Q7. Consider the wireless channel model given as y(n) = hx(n) + w(n). Show that the least square…
A: Given: Let us consider the given wireless channel model, yn=hxn+wn And the least square channel,…
Q: In North America, broadcast channels are numbered 2 through 69, and each has an associated frequency…
A:
Q: ( How many seconds is the delay between the receiver and the transmitter shown in the figure?)…
A:
Q: Problem 16: Two microwave frequencies are authorized for use in microwave ovens: 900 and 2560 MHz.…
A:
Q: When electromagnetic waves strike an area of an object’s surface for a given time, energy is…
A:
Q: The antenna for an AM radio station is a 73.5-m-high tower whose height is equal to one‑quarter the…
A:
Q: Find the frequency f in terahertz of visible light with a wavelength of 493 nm in vacuum. f = %3D
A: The relation between the frequency and wavelength is f =cλ where, c is the velocity of light.
Q: A microcontroller ADC uses a 3.3 volt reference and 10 bit resolution. What is the amount of the…
A:
Q: What is the frequency in Hz of electromagnetic radiation with wavelength 1.5 km ?
A: Given data The wavelength of the radiation is given as λ=1.5 km.
Q: What is the minimum link bandwidth to multiplex 10 channels each has 3KHz bandwidth using FDM with a…
A:
Q: Assume that the SIR required for satisfactory voice performance on the forward channel of a cellular…
A: Concept: The signal-to-interference ratio (SIR) is the quotient between the average received…
Q: A radar pulse is reflected by an object 50 km away from the receiver. How long would it take for the…
A: Given that:Distance between object and receiver, d=50 km
Q: Question 4 Adlelt epemiet has a alit eparatim divtance ofre de mm. The first height fringe ppcan S…
A: Intereference is the phenomenon when two waves intersect with each other-constructively or…
Q: Your 5G phone is sending an RF signal at a wavelength of 5.72 mm. What frequency is the wave (in…
A: Wavelength of signal= 5.72mm
Q: Compute the frequency (in MHz) of an EM wave with a wavelength of 2.4 in. (0.0610 m). ______________…
A: The answer is below
In a mobile phone network, how many times as strong would a signal be expected
to be at 400 m from a base station, compared with at 300 m? Give your answer to 2 significant figures.
Step by step
Solved in 2 steps
