Bilingual edition: English is preserved and Chinese follows each unit. Terminology uses the confirmed v20260916 glossary; automated semantic review remains traceable.
中英双语版:英文原文完整保留,中文紧随对应单元;术语采用 v20260916 确认表,自动语义审校结果可追溯。

Point Charge Electric Fields and Voltages

点电荷的电场和电压

Point charge electric fields can be combined by vector addition to give a net electric field. Their voltages can just be added since voltage is a scalar quantity.

点电荷的电场可通过矢量相加得到净电场。它们的电压只需相加,因为电压是标量量。
At the designated field point:
P: [,] m

a source charge
q1 = x10^ C
at position x=, y= m
will produce an electric field
E1x = x10^N/C,
E1y = x 10^N/C
and a voltage
V1 =x 10^ V

A second source charge
q2 = x 10^ C
at position x=, y= m
will produce an electric field
E2x = x10^N/C,
E2y = x 10^N/C
and a voltage
V2 =x 10^ V
在指定的场点:P : [ , ] m,一个源电荷 q 1 = x10^ C 位于 x= , y= m 的位置,将产生电场 E 1x = x10^ N/C,E 1y = x 10^ N/C 和电压 V 1 = x 10^ V。另一个源电荷 q 2 = x 10^ C 位于 x= , y= m 的位置,将产生电场 E 2x = x10^ N/C,E 2y = x 10^ N/C 和电压 V 2 = x 10^ V。
中文译文中的待填/计算数值依次对应:1:xp 2:yp 3:q1b 4:q1p 5:x1 6:y1 7:e1xb 8:e1xp 9:e1yb 10:e1yp 11:v1b 12:v1p 13:q2b 14:q2p 15:x2 16:y2 17:e2xb 18:e2xp 19:e2yb 20:e2yp 21:v2b 22:v2p。实际数值以上方原输入框为准。

The resultant electric field at point P is the vector sum of the fields:

在点P处的合电场是各个电场的矢量和:
Ex = x10^, Ey = x10^N/C ,
or E = x10^ N/C at angle degrees.

The resultant voltage is simply the sum of the individual voltages:

resultant voltage 是各个个体电压的简单相加:
V = V1 + V2 = x10^V

You may enter data for the sources and their locations, or you may click on one of the supplied examples at left and then modify the parameters.

您可以输入光源及其位置的数据,或者您可以点击左侧提供的示例,然后修改参数。
E_x = x10^ , E_y = x10^ N/C , 或 E = x10^ N/C 在 degrees 角度。V = V_1 + V_2 = x10^ V
中文译文中的待填/计算数值依次对应:1:exb 2:expo 3:eyb 4:eyp 5:eab 6:eap 7:eph 8:vb 9:vp。实际数值以上方原输入框为准。
Discussion of electric field geometry
电场几何学讨论
Setup of calculation
计算设置
Voltage for multiple point charges
多点电荷的电压
Index

Electric field

Electric field concepts
Index 电场 电场概念
 
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