Other error codes for a Samsung Refrigerator: Display Panel Is Showing PC-ER: If the display panel shows PC-ER, make sure the wire harness under the top left door hinge is properly connected. Unplug the refrigerator and remove the top left hinge cover.
In 1913 one of Rutherford's students, Niels Bohr, proposed a model for the hydrogen atom that was consistent with Rutherford's model and yet also explained the spectrum of the hydrogen atom. The Bohr model was based on the following assumptions. 1.
Niels Bohr was a Danish scientist who introduced the model of an atom in 1913. Bohr's model consists of a central nucleus surrounded by tiny particles called electrons that are orbiting the nucleus in a cloud. These electrons are spinning so fast around the nucleus of the atom that they would be just a blur if we could see particles that small.