Determine the distance from a parabolic reflector of
Determine the distance from a parabolic reflector of diameter D=10 m to the boundary of the far-field region. The antenna is being used to transmit a 4.1 GHz signal.
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A proton moving with a velocity of 4.0 *10^4 m/s enters a magnetic field of 0.20 T. what is the magnitude of the force on the proton
If the power of a 500-kHz transmitter is increased from 150 W to 300 W, what would be the percentage change in field intensity at a given distance from the transmitter. What would be the decibel change in field intensity.
What is the effective radiated power of a television broadcast station if the output of the transmitter is 1000 W, antenna transmission line loss is 50 W, and the antenna power gain is 3
A charged capacitor is connected to an inductor. At time t=0 the charge on the capacitor is Q= 6uC. What is the amplitude of the current at that same instant
Formulate an LP that can be used to minimise the monthly costs of meeting demand. Find the optimal solution using POM/QM and state the outcomes.
A charge of +6.0µC experiences a force of 2.0 mN in the +x-direction at a certain point in space. What was the electric field there before the charge was placed there
All of the students at a college are majoring in psychology, business, or both. 73% of the students are psychology majors, & 62% are business majors.
1- A one-meter long wire antenna is center fed by a source with frequency 30 MHz : i- find the wavelength and the current distribution along the antenna . ii- find the radiation resistance. iii- if the source is now replaced by another with frequency
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Suppose that a group of researchers would like to explore how we perceive objects in the real world, rather than just in a laboratory
Problem 1: Identify a specific theory of cognitive or moral development, and summarize the major assumptions.
Based on information provided in Ch. 11 & 12, how do you define "being an adult"?
Think about where you were the most and least engaged when reading a classmate's draft. Think about what captured your attention
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Working in the yard, you feel unpleasantly hot and sweaty when you come in the house, so you take a shower and begin to feel better.