The Equator
The imaginary line that connects the North Pole to the South Pole at the surface of the planet is called the Earth's axis. It is an imaginary line around which the Earth rotates.
Yes, magnetic variation changes with latitude. The magnetic variation is the difference between true north and magnetic north at a specific location on the Earth's surface, and this difference varies depending on the latitude of the location. At the magnetic poles, there is no difference (variation is 0), while at the equator, the variation is usually its maximum value.
magnetic field is a imaginary area around a manetic material where other magnetic subestences experience some force but flux is the imaginary lines of force that arise from magnet which indicate direction of force around it.
Sunspots are areas on the sun's surface where magnetic activity inhibits convection, causing them to be cooler and appear darker than their surroundings. The connection between two sunspots is a shared magnetic field. Sunspots often appear in pairs or groups, with oppositely charged magnetic fields connecting them.
No, according to Gauss's law for magnetism, the total magnetic flux through a closed surface is zero. This is because magnetic monopoles do not exist, so the magnetic field lines always form closed loops.
The imaginary line that connects the North Pole to the South Pole at the surface of the planet is called the Earth's axis. It is an imaginary line around which the Earth rotates.
Yes, magnetic variation changes with latitude. The magnetic variation is the difference between true north and magnetic north at a specific location on the Earth's surface, and this difference varies depending on the latitude of the location. At the magnetic poles, there is no difference (variation is 0), while at the equator, the variation is usually its maximum value.
magnetic field is a imaginary area around a manetic material where other magnetic subestences experience some force but flux is the imaginary lines of force that arise from magnet which indicate direction of force around it.
Magnetic variation (also known as magnetic declination) is often indicated on maps. But if the magnetic variation of a location is unknown, a declinometer can be used. Basically, this tool determines the angle between the celestial pole (roughly indicated by the North Star in the northern hemisphere) and the magnetic pole (indicated by a compass).
The magnetic meridian is an imaginary line that represents the direction of the Earth's magnetic field at a particular location on the Earth's surface. It is defined as the vertical plane passing through a magnetic needle or compass that is free to align itself with the Earth's magnetic field.
The formula for magnetic flux is B A cos(), where is the magnetic flux, B is the magnetic field strength, A is the area of the surface, and is the angle between the magnetic field and the surface normal. Magnetic flux is calculated by multiplying the magnetic field strength, the area of the surface, and the cosine of the angle between the magnetic field and the surface normal.
Sunspots are areas on the sun's surface where magnetic activity inhibits convection, causing them to be cooler and appear darker than their surroundings. The connection between two sunspots is a shared magnetic field. Sunspots often appear in pairs or groups, with oppositely charged magnetic fields connecting them.
The imaginary line that extends straight out from the center of a reflective surface is the optical axis.
The imaginary line that extends straight out from the center of a reflective surface is the optical axis.
Magnetic flux through a surface is maximum when the direction of the magnetic field is in the same direction as the normal vector of the surface. In other words, the magnetic flux is maximum when the magnetic field is perpendicular to the surface area. That's why φ=BAcosθ, where θ is the angle between the direction of the magnetic field and the normal vector of the surface area. When the magnetic field is exactly the same direction as the normal vector (aka the magnetic field is perpendicular to the surface), θ=0 and cosθ = 1, its maximum value. The closer θ is to 90 degrees (ie. the more parallel the direction of the magnetic field is to the surface area, or the less parallel the magnetic field is to the surfaces normal vector), the smaller cosθ is, and thus flux will decrease accordingly.
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These magnetic disturbances are known as magnetic storms.