Guess propulsion type by its noise

In summary, "Guess propulsion type by its noise" is a scientific method used for determining the type of propulsion system used by a vehicle or machine based on its noise characteristics. It involves recording and analyzing the sound produced while the vehicle or machine is in operation. This method has applications in various fields such as transportation, engineering, and military. However, it is not always accurate due to factors such as background noise and modifications to the propulsion system. Alternative methods such as visual inspection and engine specifications can also be used, but "Guess propulsion type by its noise" is preferred for its non-invasive nature.
  • #1
Stanley514
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Could you define what propulsion type this one vehicle uses by noise it makes?

 
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  • #2
Judging by the poles along the route, (and some of the other videos listed on the youtube page) I guess it's a http://en.wikipedia.org/wiki/Trolleybus

There were in use in a town about 30 miles from where I lived in the UK, back in the 1950s and 60s. They were remarkably noisy, for electric powered vehicles.
 

1. What is "Guess propulsion type by its noise"?

"Guess propulsion type by its noise" is a scientific method used to determine the type of propulsion system used by a vehicle or machine by analyzing its noise characteristics.

2. How does "Guess propulsion type by its noise" work?

This method involves recording and analyzing the sound produced by a vehicle or machine while it is in operation. Based on the frequency, amplitude, and other characteristics of the sound, scientists can make an educated guess about the type of propulsion system used.

3. What are the applications of "Guess propulsion type by its noise"?

"Guess propulsion type by its noise" has various applications in the fields of transportation, engineering, and military. It can be used to identify the propulsion type of a vehicle for maintenance or diagnostic purposes, to detect and classify vehicles in a specific area, or to gather intelligence on enemy equipment.

4. What are the limitations of "Guess propulsion type by its noise"?

While this method can provide valuable information, it is not always accurate. Factors such as background noise, the condition of the vehicle or machine, and modifications made to the propulsion system can affect the accuracy of the analysis.

5. Are there any alternative methods for determining propulsion type?

Yes, there are other methods such as visual inspection, engine specifications, and vehicle registration records that can also help identify the propulsion type. However, "Guess propulsion type by its noise" is often preferred because it is non-invasive and can be done from a distance.

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