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Permeability of free space is also known as _________
- a)Magnetic constant
- b)Electric constant
- c)Electrostatic constant
- d)Magnetostatic constant
Correct answer is option 'A'. Can you explain this answer?
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Permeability of free space is also known as _________a)Magnetic consta...
The permeability of free space is also known as magnetic constant. The permittivity of free space is the electrostatic constant.
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Permeability of free space is also known as _________a)Magnetic consta...
Permeability of Free Space:
Permeability of free space, also known as magnetic constant, is a fundamental constant in physics that describes the magnetic properties of empty space. It is denoted by the symbol μ₀ and has a constant value of approximately 4π x 10^-7 H/m.
Explanation:
- Magnetic Constant: Permeability of free space is known as magnetic constant because it is associated with the magnetic properties of space in the absence of any magnetic materials.
- Definition: It is defined as the ability of a material to support the formation of a magnetic field within itself.
- Unit: The unit of permeability of free space is henrys per meter (H/m).
- Relationship with Permittivity: Permeability of free space is related to permittivity of free space (ε₀) through the speed of light in vacuum (c) by the equation c = 1/√(ε₀μ₀).
Importance:
- Electromagnetic Theory: Permeability of free space plays a crucial role in electromagnetic theory, especially in the formulation of Maxwell's equations.
- Electromagnetic Waves: It determines the speed at which electromagnetic waves propagate in vacuum, which is the speed of light (c).
- Inductance: In electrical circuits, permeability of free space is essential for calculating inductance of coils and transformers.
In conclusion, permeability of free space, also known as magnetic constant, is a fundamental constant in physics that describes the magnetic properties of empty space. It plays a significant role in electromagnetic theory and various electrical applications.
Permeability of free space, also known as magnetic constant, is a fundamental constant in physics that describes the magnetic properties of empty space. It is denoted by the symbol μ₀ and has a constant value of approximately 4π x 10^-7 H/m.
Explanation:
- Magnetic Constant: Permeability of free space is known as magnetic constant because it is associated with the magnetic properties of space in the absence of any magnetic materials.
- Definition: It is defined as the ability of a material to support the formation of a magnetic field within itself.
- Unit: The unit of permeability of free space is henrys per meter (H/m).
- Relationship with Permittivity: Permeability of free space is related to permittivity of free space (ε₀) through the speed of light in vacuum (c) by the equation c = 1/√(ε₀μ₀).
Importance:
- Electromagnetic Theory: Permeability of free space plays a crucial role in electromagnetic theory, especially in the formulation of Maxwell's equations.
- Electromagnetic Waves: It determines the speed at which electromagnetic waves propagate in vacuum, which is the speed of light (c).
- Inductance: In electrical circuits, permeability of free space is essential for calculating inductance of coils and transformers.
In conclusion, permeability of free space, also known as magnetic constant, is a fundamental constant in physics that describes the magnetic properties of empty space. It plays a significant role in electromagnetic theory and various electrical applications.
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