3) The electric potential at x = 3.00 m is 120 V, and the electric potential at x=5.00 m is 190 V. What is the x component of the electric field in this region, assuming the field is uniform (in N/C)?
选项:
A:140
B:-140
C:35
D:-35
E:75
发布时间:2024-04-24 21:13:51