- If the sidewalk running slope is at a different grade than the roadway. and the running slope is greater than 5%, then the sidewalk will be. considered a ramp and shall meet the following requirements: o Maximum grade is 8.33% for any segment. o Maximum rise for a segment is 30â.
In its most general form, magnetism may be defined as a special type of the physical interactions that arise between moving electrically charged particles. The transfer of magnetic interaction, which forms a bond between spatially separated bodies, is accomplished by a special material carrier, the magnetic field.
eâ¢lecâ¢troâ¢magâ¢netâ¢ism (i lekâ²trÅ magâ²ni tizâ²Ém), n. 1  Electricitythe phenomena associated with electric and magnetic fields and their interactions with each other and with electric charges and currents. 2  ElectricityAlso,electromagnetics. the science that deals with these phenomena.