Principles of Electricity and Electromagnetism |
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Page 286
... field is in the opposite direction for many metals , and its magnitude varies within wide limits . From other evidence in many fields it is very unlikely that there are carriers ... Magnetic Induction or Magnetic Field Due to Simple Circuits.
... field is in the opposite direction for many metals , and its magnitude varies within wide limits . From other evidence in many fields it is very unlikely that there are carriers ... Magnetic Induction or Magnetic Field Due to Simple Circuits.
Page 316
... magnetic field is established in the neigh- borhood of a superconductor , surface currents are induced which counter- act the effect of the field inside the conductor . Since these currents persist and flow with a negligible dissipation ...
... magnetic field is established in the neigh- borhood of a superconductor , surface currents are induced which counter- act the effect of the field inside the conductor . Since these currents persist and flow with a negligible dissipation ...
Page 323
... magnet . These electro- magnetic instruments are divided into two classes for convenience : Section Through Coil Coil Magnet Magnet Earths field Scale T Pointer Coil terminals FIG . 10.7 . - The tangent galvanometer . ( a ) the moving - ...
... magnet . These electro- magnetic instruments are divided into two classes for convenience : Section Through Coil Coil Magnet Magnet Earths field Scale T Pointer Coil terminals FIG . 10.7 . - The tangent galvanometer . ( a ) the moving - ...
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Common terms and phrases
alternating current alternating-current ampere amplifier amplitude angle angular anode antenna applied approximately armature assumed atom axis calculated capacity cathode cell characteristic charge circuit coefficient coil component condenser conducting conductor considered constant curl current flowing curve deflection density determined dielectric dielectric constant direct-current direction dynamic resistance effective electric field electromagnetic electromotive force electrons electrostatic element energy equal equation flux force frequency function galvanometer grad harmonic hence impedance induction integral ions known length linear load magnetic field magnetic moment magnitude maximum measured meter negative obtained ohms oscillations output parallel phase plane plate current positive potential difference potentiometer quantities R₁ radiation radius ratio reactance region represents resistance resonant rotation scalar shown in Fig solution surface temperature terminals theorem torque transconductance triode tube unit vacuum tube vector velocity voltage volts wave wire written zero