## Principles of Electricity and Electromagnetism |

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Page 246

Consider first a particle of effective

of other particles of

relatively at rest . The chance of the projectile striking one of the particles per unit

...

Consider first a particle of effective

**radius**rı which is projected through a swarmof other particles of

**radius**ra that are moving so slowly they may be consideredrelatively at rest . The chance of the projectile striking one of the particles per unit

...

Page 306

SR - 1 ) The self - inductance of a circular coil of n turns with a

large in comparison with its cross - sectional

nạL . Problems 1 . A hydrogen ion enters a uniform magnetic field at right angles

...

SR - 1 ) The self - inductance of a circular coil of n turns with a

**radius**of curvaturelarge in comparison with its cross - sectional

**radius**is to a good approximationnạL . Problems 1 . A hydrogen ion enters a uniform magnetic field at right angles

...

Page 307

A circuit is in the form of a regular polygon of n sides inscribed in a circle of

a . If it is carrying a current i , show that the magnetic induction at the center is

given by tan Show that this expression approaches the induction at the center of

a ...

A circuit is in the form of a regular polygon of n sides inscribed in a circle of

**radius**a . If it is carrying a current i , show that the magnetic induction at the center is

given by tan Show that this expression approaches the induction at the center of

a ...

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angle applied approximately assumed atom axis becomes calculated capacity carrying cell characteristic charge circuit closed coil component condition conducting conductor connected considered constant curve density depends determined dielectric difference direction discharge discussion distance effective electric electrons element energy equal equation evident expression factor field flow flux force frequency function galvanometer given grid hence impedance important increases indicated induction integral ions known length limited linear load losses magnetic magnetic field magnitude maximum means measured mechanical metal meter method negative normal obtained oscillations parallel path period phase placed plate positive potential present produced proportional quantities radius ratio reduced region relation represents resistance respect result rotation seen separation Show shown simple solution space surface temperature terminals transformer tube unit vector volts volume wave wire written zero