The most commonly used physical network topology is the star topology. This design features a central device, such as a switch or hub, to which all other devices are connected. It is widely used in modern Ethernet networks due to its simplicity and ease of troubleshooting.
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The most common scale used in physical science is the Celsius scale for temperature, the meter-kilogram-second (MKS) system for measurements, and the metric system for units of length, mass, and volume.
Copper is the most commonly used metal as a conductor in various electrical applications due to its high conductivity and affordability.
Copper is the most commonly used metal as a conductor in electrical wiring due to its high conductivity and relatively low cost.
Desalination is a common physical method used to purify sea water. It involves removing salts and minerals from sea water to make it suitable for drinking or other uses. Techniques such as reverse osmosis and distillation are commonly used in desalination plants.
Electricity is the most commonly used form of energy in households. It powers appliances, lighting, heating, and cooling systems in homes.