Analog quiz 3

Draw the instrumentation of FT-IR?  Please answer at your own words (To the point).

18. Why are signals that are in quadrature said to be orthogonal?A. They do not interfere with each other.B. They split into two paths. C. They can shift to one of two predetermined phase states.4D. The amount of data that can be transmitted over time

1. How does the detector affect the whole function of the tuned radio frequency receiver circuit? 2. Why does the tuned circuit be amplified?  3. What made the tuned radio frequency receiver circuit different from the simple radio receiver circuit? ASAP PLEASE!!!

What are two of the most common GPS frequency bands? Give their correct values. Thanks in advance.

What is RF transmission line explain simply for someone who knows nothing?

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Noise is added to a signal in a communication system a. At the receiving end b. At transmitting antenna c. In the channel d. During regeneration of the information

1 -4 -3 -2 -1 1 3. 4. time in seconds What signal is plotted above? 640PM 76F 95.0021 Type here to search 2)

What is a 10dB directional coupler?

- a- Write a short essay of how kitchen microwave works. b. Write a short essay about antennas, their functions, types; and their uses. Please include figures, tables, ___ it needed. C- Write a short essay about transmission lines, including their essential functions, and types.

the following blanks with a word or phrase: wires in a measurement circuit and a nearby mains-carrying conductor. w interferenc us source also known as electrostatic coupling, can occur between the signal s and wires in a measurement circuit and a nearby mains-carrying conductor. rom 2A type of optical sensors that can detect the presence of objects within its vicinity without any actual physical contact is called 3. A Sensa-is a device that measures a physical quantity and converts it into a signal which can be read by an observer er by an instrument. 4. The photons hitting the photovoltaic cell pass through the and are absorbed by electrons in the Hin p-doped upper layer S. The ability of an op amp to suppress common-mode signals is expressed in terms of its 6. The --- noise arises from fluctuations in the number of charge carriers. 7. The information in much the same way as the mind. - instrument are computing, manipulating, and processing 8. In variable capacitance transducer used…