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Hawkins Electrical Guide v. 01 (of 10): Questions, Answers, & Illustrations, A progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applicationsHawkins, N. (Nehemiah)

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Hawkins Electrical Guide v. 01 (of 10): Questions, Answers, & Illustrations, A progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applications

Name: Hawkins Electrical Guide v. 01 (of 10): Questions, Answers, & Illustrations, A progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applications
Author: Hawkins, N. (Nehemiah)

Hawkins, N. (Nehemiah)

Electrical engineering -- Handbooks, manuals, etc.

_m_,          Strength of pole.
  [Script J],   Intensity of magnetization.
  [Script M],   Magnetic moment.
  [Script H],   Horizontal intensity of earth’s magnetism.
  [Script H],   Field intensity.
  φ,            Magnetic flux.
  [Script B],   Magnetic flux density or magnetic induction.
  [Script H],   Magnetizing force.
  [Script F],   Magnetomotive force.
  [Script R],   Reluctance, magnetic resistance.
  μ,            Magnetic permeability.
  κ,            Magnetic susceptibility.
  ν,            Reluctivity (specific magnetic resistance).

      =6. Derived Electromagnetic.=

  R,            Resistance, ohm.
  O,            do, megohm.
  E,            Volt, pressure.
          E_im        Impressed pressure.
          E_a, E_o    Active pressure; ohmic drop.
          E_v         Virtual pressure.
          E_max       Maximum pressure.
          E_av        Average pressure.
          E_ef        Effective pressure.
          E_i         Inductance pressure.
          E_c         Capacity pressure.
  U,            Difference of pressure, volt.
  I,            Intensity of current, ampere.
          I_im        Impressed current.
          I_a         Active current.
          I_v         Virtual current.
          I_max       Maximum current.
          I_av        Average current.
          I_ef        Effective current.
  Q,            Quantity of electricity, ampere-hour; coulomb.
  C,            Capacity, farad.
  W,            Electric energy, watt-hour; Joule.
  P,            Electric power, watt; kilowatt.
  _p_,          Resistivity (specific resistance) ohm centimeter.
  G,            Conductance, mho.
  γ,            Conductivity (specific conductivity).
  Y,            Admittance, mho.
  Z,            Impedance, ohm.
  X,            Reactance, ohm.
          X_i         Inductance reactance.
          X_c         Capacity reactance.
  B,            Susceptance, mho.
  L,            Inductance (coefficient of Induction), henry.
  _v_,          Ratio of electromagnetic to electrostatic unit of quantity
                    =3×10^{10} centimeters per second approximately.

      =7. Symbols in general use.=

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Hawkins Electrical Guide v. 01 (of 10): Questions, Answers, & Illustrations, A progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applications

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