Can we generalize the formula of flux for any orientation of the plane taken in the field?

What is the flux through the plane taken parallel to the field?

Can we generalize the equation for magnetic force on charge when there is an angle 'theta' between the directions of field ''B'' and velocity ''v''?

A small plane area is rotated in an electric field. In which orientation of the area is the flux of electric field through the area maximum? In which orientation is it zero.?

A small plane area is rotated in an electric field. In which orientation of the area is the flux of electric field through the area maximum? In which orientation is it zero.?

A small plane area is rotated in an electric field. In which orientation of the area is the flux of electric field through the area maximum? In which orientation is it zero.?

How can we find the strength of the field and direction of the field ?

In an A.C. generator, when the plane of the armature is perpendicular to the magnetic field

In an A.C. generator, when the plane of the armature is perpendicular to the magnetic field