Homework Statement
The force exerted by a uniform electric field on a dipole is:
A) Parallel to the dipole moment.
B) Perpendicular to the dipole moment.
C) Parallel to the electric field.
D) Perpendicular to the electric field.
E) non of the above.
Homework Equations
Net force on dipole = 0 N...
Homework Statement
At a distance D from a very long (essentially infinite) uniform line of charge, the electric field strength is 1000 N/C. At what distance from the line will the field strength to be 4000 N/C?
Homework Equations
E=kq/r2
The Attempt at a Solution
I know that E is inversely...
Homework Statement
I'm fully convinced that the zero values make sense, yet they are wrong, can somebody please explain why is that the case
Homework Equations
N/A
The Attempt at a Solution
Attempt in the image above
Homework Statement
Homework Equations
Between Radio Waves and Protons is where my confusion lies; Online I read that Radio waves are non ionizing but if that's the answer then how are protons ionizing? I mean it's no even included in the types of ionizing radiation here...
The electric field inside an uncharged metal sphere is initially zero.
If the sphere is the positively charged, the field at the center of the sphere will be...?