which of the following are true for sinusoidal radiation?the electric field and the magnetic field have the same magnitude at the same point in space.the radiation pattern does not change with time.the source of the radiation is oscillating charges.the radiation travels perpendicular to the magnetic field.the radiation pattern does not change with distance.the electric field is perpendicular to the magnetic field.the propagation direction of the radiation can be determined from the right hand rule.the radiation travels perpendicular to the electric field.oscillating charges are not accelerating.