Electricity and Magnetism for Engineering Students |
Common terms and phrases
absolute units alternating current ammeter ampere-turns amperes angle armature axis B-H curve bar magnet c.g.s. units Calculate capacitance carrying a current cell centre compass needle condenser conductor connexion constant copper coulomb current flows decreases diameter direction dynes effect electric circuit electric current electric force electrical energy electrolyte electrons equal equation ergs field strength flux density flux linked galvanometer heat Hence hysteresis increase inductance instrument insulating internal resistance iron joules length lines of force lines per sq loop machine magnetic circuit magnetic field magnetizing force magnetometer material measured metal molecular magnets motion north pole number of turns Ohm's law ohms opposite parallel passing permeability perpendicular placed plate pole strength portion positive charge potential produced proportional quantity resistance E.M.F. reversed rotation shown in fig solenoid south pole steel tangent galvanometer temperature torque total flux unit pole voltmeter volts Wheatstone bridge wire zinc