ε_0的意思、翻譯和例句

是什麼意思

「ε_0」是電磁學中的一個常數,稱為真空電容率或電常數。它的數值約為8.854 x 10^-12 F/m(法拉每米),在電場和電力學的計算中非常重要。它描述了在真空中電場的強度和電荷之間的關係,並在馬克士威方程組中扮演著重要角色。

依照不同程度的英文解釋

  1. A special number used in physics.
  2. A constant related to electric fields.
  3. A value that helps describe electricity.
  4. A fundamental constant in electromagnetism.
  5. A constant that describes how electric fields behave in a vacuum.
  6. A physical constant that appears in equations related to electric forces.
  7. A value that quantifies the ability of a vacuum to permit electric field lines.
  8. A measure of how much electric field is generated per unit charge in a vacuum.
  9. The permittivity of free space, crucial for calculating electric interactions in physics.
  10. A constant that quantifies the relationship between electric field and electric charge in a vacuum.

相關英文單字或片語的差別與用法

1:Permittivity of free space

用法:

這個詞是指在真空中電場的傳播能力,通常用於電磁學和物理學的方程中。它是電場強度與電荷之間的比率,對於計算電場和電力學非常重要。

例句及翻譯:

例句 1:

真空的電容率是物理學中一個基本的常數。

The permittivity of free space is a fundamental constant in physics.

例句 2:

在計算電場時,我們必須考慮真空的電容率。

When calculating electric fields, we must consider the permittivity of free space.

例句 3:

這個公式中的真空電容率是關鍵參數。

The permittivity of free space in this formula is a key parameter.

2:Electric constant

用法:

這是指在真空中電場的強度與電荷之間的關係,常用於電磁學的公式中。它是描述電場行為的重要參數。

例句及翻譯:

例句 1:

電常數在計算電場時非常重要。

The electric constant is very important in calculating electric fields.

例句 2:

在許多物理公式中都會出現電常數。

The electric constant appears in many physics equations.

例句 3:

了解電常數的概念對於學習電磁學至關重要。

Understanding the concept of the electric constant is crucial for studying electromagnetism.