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In 250 words, describe the following and make sure you use APA references and citations:
a) How an electromagnetic wave is produced when a radio transmitter broadcasts.
b) How the receiving antenna detects the radio-wave signal of the broadcasting station.
Detail the physical principles of radio-wave production and reception and explain relationships between electrical and magnetic fields that are at play.
A disk of thickness 1 mm and radius equal to that of 1.5 Fresnel's zones is placed perpendicular to the line connecting the light source and detector. Evaluate the detected light intensity
A point charge is a = 1.5 m below the end of a continuously charged rod with charge Q = 5 ?C, Write an expression for the differential element of the y component of the Electric Field at P in terms of the charge density
a gas mixture contains 1.29 g n2 and 0.93 g o2 in a 1.49- l container at 23?.1. calculate the mole fraction of n2.2.
Jill ( 60kg) is swinging on a rope swing that is 4m long, at what frequency does Jill need to pump her legs to get the swing going higher
An experiment was performed where a quartz-iodine lamp was used to measure the photocurrent in microamperes in intervals of 10 nm from 400 nm to 900 nm for the voltage settings of 60, 80, 100, and 120V.
a boat has a mass of 6800 kg. its engines generate a drive force of 4400 n due west while the wind exerts a force of
Sally thinks she has an easy win and so, during the remaining portion of the race, deaccelerates at a constant rate of 0.40 m/s2 to the finish line. What constant acceleration does Mar now need during the remaining portion of the race, if she wish..
A 5.00 μF capacitor is initially charged to a potential of 16.0 Volt. It is then connected in series with a 3.75mH inductor. Determine the charge on the capacitor plates at the instant the current in the inductor is maximal
A proton in a large accelerator has a kinetic energy of 175 GeV. Find the speed of the proton
To help prevent frost damage, fruit growers sometimes protecttheir crop by spraying it with water when overnight temperatures are expected to go below the freezing mark. How much heat is releasedby the water when it freezes
Consider an event by space-time coordinates t=2.0s x=2.5*10^8 m/s relative to frame S. Find the value γ that will be required to transform coordinates among frames S and S'. Use c=3*10^8 m/s for the speed of light in vacuum
A sound wave in air at 20C has a frequency of 151Hz and a displacement amplitude of 5.20×10 3mm. The pressure amplitude is 2.04 Pa. Discover the intensity of the wave. Use 1.42 x 10^5 Pa for the bulk modulus and 1.2 kg/m^3 for the density of air.
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