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The Electromagnetic Spectrum
Please respond to the following:
Watch the video titled "What Are Gamma Rays?" (1 min 39 sec) under the Gamma Rays terms section of the Science Corner. You can also view the video at https://www.youtube.com/watch?v=PPlrtgilgK8. Next, give your opinion on whether or not the benefits of space exploration to the Moon and Mars outweigh the risks and costs of exposing such travelers to gamma rays above Earth's atmosphere. Provide a rationale for your response.
Watch the video titled "Video Tour of the Electromagnetic Spectrum" (5 min 3 sec) under the EM Spectrum terms section of the Science Corner. You can also view the video athttps://missionscience.nasa.gov/ems/emsVideo_01intro.html. Next, describe one to two ways that you encounter and utilize electromagnetic radiation in your daily life. Note: Feel free to include both naturally occurring examples, as well as any man-made technologies.
Choose a technology device that makes use of the EM Spectrum. Next, explain how this device works using terminology learned in this chapter.
What is the purpose of connecting a transistor and a capacitor together in one circuit and applying different frequencies
What is the resistance of an annealed copper wire that has a length of 500m and a diameter of 0.5 mm. How a diameter two times smaller affects the resistance.
A 10 microFarad capacitor is in series with a 100 ohm resistor, a switch, and a 10.0 volt battery. At time t = 0 seconds the switch is closed. What is the current in the resistor at time t = 0.1 microseconds. What is the current in the resistor at ti..
An AM signal has an unmodulated carrier voltage VC = 10VP, a load resistance of RL = 10, and a modulation index of m = 1. Determine Write down the frequency components of the received AM signal.
An instructor in Engineering Department has the following grading policy: "Curving of grades is achieved by adding to every grade the difference between 99 and the highest grade in the class"
a certain ideal voltage generator is characterized as v(t) = 40 sin 377 t . If this generator is measured with a DC voltmeter, the instrument reads 12 volts, what is the rms value of this voltage waveform
The amplitudes of two signals X and Y have joint pdf: fXY (x,y) = e^(-x/2)*y*e^(-y^2) for x>0 , y>0. (a) Find the joint CDF (b) Find P [sqrt(x) > y] (c) Find the marginal PDFs (d) Determine if X and Y are independent.
a) Starting from an initial count of 0000, list the countingsequence after each shift until the count returns to 0000b) Beginning with an initial count of 00..0, what is the length ofthe count sequence of an n-bit Johnson counter
for a mos structure with p-type silicon sketch the locations of the charge carriers during depletion. you can
Determine the trigonometric Fourier series representation for the signal f (t) = 2 -1/2
Consider a PCM-TDM system in which 24 signals are to be processed. Each signal has a baseband bandwidth of 3 KHz. The sampling rate has to be 33.3% higher than the theoretical minimum, and 8 bits are to be used.
Consider a MAN with the average source and destination 20 km apart. At what data rate does the round-trip delay due to the speed of light equal the transmission delay for a 1-KB packet
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