A circular loop of radius a, centered at origin has five
positive charges equally spaced on it. All charges have
a magnitude Q, except the one at (0,a) which has a
magnitude q, as shown in the figure. The electric field
at the origin will be
A circular loop of radius a, centered at origin has five
positive charges equally spaced on it. All charges have
a magnitude Q, except the one at (0,a) which has a
magnitude q, as shown in the figure. The electric field
at the origin will be
positive charges equally spaced on it. All charges have
a magnitude Q, except the one at (0,a) which has a
magnitude q, as shown in the figure. The electric field
at the origin will be












