ε₀的意思、翻譯和例句

是什麼意思

「ε₀」是電磁學中的一個重要常數,稱為真空電容率(或稱為電常數)。它表示在真空中電場強度與電位移之間的比例關係。其數值約為8.854 × 10⁻¹² F/m(法拉每米)。在電磁學的公式中,這個常數經常出現,特別是在描述電場和電位移的方程中。

依照不同程度的英文解釋

  1. A constant in physics related to electric fields.
  2. A value used when calculating electric charge.
  3. A measure of how much electric field is present in a vacuum.
  4. A physical constant that helps describe electric forces.
  5. A fundamental constant that relates electric field strength to electric displacement.
  6. A key parameter in Maxwell's equations that governs electromagnetic phenomena.
  7. A constant that defines the relationship between electric field and charge in a vacuum.
  8. A critical constant in electrostatics that influences how electric fields behave in empty space.
  9. A fundamental physical constant that appears in the equations governing electrostatics and electromagnetic theory.
  10. The permittivity of free space, which is essential for understanding electric interactions in physics.

相關英文單字或片語的差別與用法

1:Vacuum permittivity

用法:

在電磁學中,真空電容率是描述電場和電位移之間關係的重要常數。它在電場強度和電位移的計算中起著關鍵作用。

例句及翻譯:

例句 1:

真空電容率在計算電場時是必不可少的。

Vacuum permittivity is essential for calculating electric fields.

例句 2:

這個公式需要使用真空電容率來進行正確的計算。

This formula requires the use of vacuum permittivity for accurate calculations.

例句 3:

真空電容率的數值對電磁理論至關重要。

The value of vacuum permittivity is crucial for electromagnetic theory.

2:Electric constant

用法:

這個術語通常用於指代真空中的電容率,並且在許多科學和工程計算中都會用到。

例句及翻譯:

例句 1:

電常數在計算電場時經常被引用。

The electric constant is often referenced in calculations of electric fields.

例句 2:

我們需要知道電常數的數值來進行這個實驗。

We need to know the value of the electric constant to conduct this experiment.

例句 3:

電常數在電磁學的應用中扮演著重要角色。

The electric constant plays an important role in applications of electromagnetism.

3:Permittivity of free space

用法:

這個術語用來描述真空中的電容性,並且在物理學中經常出現。

例句及翻譯:

例句 1:

自由空間的電容率是計算電場和電位移的關鍵。

The permittivity of free space is key in calculating electric fields and displacements.

例句 2:

自由空間的電容率在理論物理中非常重要。

The permittivity of free space is very important in theoretical physics.

例句 3:

這個常數是電磁學中不可或缺的一部分。

This constant is an indispensable part of electromagnetism.