Question

Four electrical charge are arranged on the corners of a 10cm square as shown.
What would be the direction of the resulting electric field of the resulting electric field at the center point P?

A. `rarr`
B. `uarr`
C. `larr`
D. `darr`

Answer 1

Correct Answer - B
`E_(1)=E_(4)=2E_(2)=2E_(3)`

Horizontal components will be canceled, net field will be upward.