Birss Robert (1 results)

Soft cover. Condition: Good. "All electromagnetic devices that do mechanical work depend for their operation on the forces that arise in the presence of electric and magnetic fields. In simple cases the forces act directly on or beween electrical charges - at rest, as in the quadrant electrometer, or in relative motion, as in the familiar domestic television tube. " Ex military library stock so expect to see light wear and possible markings and annotations in the text. No Dust-jacket. Binder in very good condition. No significant defects of note other than age related wear. Quick flickthrough of text shows few marks other than initial library stamp. Overall good condition. 1967 edition. Many thanks for supporting independents.