Physics, 19.05.2021 02:40 flyingcerberus1408
Science test 3.11
1. If all transmission methods have limited bandwidth, what advantage do you think a digital signal has over an analog signal. Explain.
2. Suppose the analog signal shown is from a music signal on the radio. How do you think the music would be affected by the noise when you listen to it on the radio? Explain.
3. Think about what you have learned about analog and digital signals and their different characteristics. Do you think digital signals are affected by noise the same way that analog signals are affected by noise? Explain why or why not?
Answers: 2
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An automobile steering wheel is shown. what is the ideal mechanical advantage? if the ama is 8, what is the efficiency of the steering wheel?
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Awater-filled u-tube manometer is used to measure the pressure inside a tank that contains air. the water level in the u-tube on the side that connects to the tank is 5 ft above the base of the tank. the water level in the other side of the u-tube (which is open to the atmosphere) is 2 ft above the base. determine the pressure within the tank.
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Acertain radio station broadcasts radio waves that have a wavelength of 298cm what is its broadcast frequency?
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6–43 a food department is kept at 2128c by a refrigerator in an environment at 308c. the total heat gain to the food department is estimated to be 3300 kj/h and the heat rejection in the condenser is 4800 kj/h. determine the power input to the compressor, in kw and the cop of the refrigerator.
Answers: 2
Science test 3.11
1. If all transmission methods have limited bandwidth, what advantage do you thin...
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