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monopole
In physics, this term describes a theoretical entity that breaks the symmetry of standard magnetism. While most magnets are dipoles with both a north and south pole, a monopole would exist as a solitary charge. This concept is primarily used in high-energy physics and cosmology to explain the early universe.
In electrical engineering, the term refers to a specific antenna geometry. It is characterized by a single radiating element, which relies on a ground plane to create an "image" of the antenna, effectively simulating a dipole. This makes it a common choice for vehicle-mounted or handheld radio systems due to its compact size.
Ý nghĩa
Ví dụ
The physicist spent years searching for a single magnetic monopole in the cosmic rays.
If we could find a monopole, it would revolutionize our understanding of electromagnetism.
If we could find a monopole, it would revolutionize our understanding of electromagnetism.
I wonder if a magnetic monopole actually exists or if it is just a mathematical curiosity.
The theory suggests that a monopole would have a very high mass.
We should install a simple monopole antenna on the roof to improve the signal.
A monopole is much easier to deploy than a complex array of antennas.
The radio station uses a tall monopole to broadcast its signal across the valley.
Does this device use a dipole or a monopole for its wireless connection?