## Principles of Electricity and Electromagnetism |

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Page 40

Cl. = va-. vb. = va. -vi. (L39). The force per unit

they carry charges qi and — qi per unit

between the two line charges separated a distance 2d. This is obtained by taking

...

Cl. = va-. vb. = va. -vi. (L39). The force per unit

**length**between the cylinders whenthey carry charges qi and — qi per unit

**length**, respectively, is the same as thatbetween the two line charges separated a distance 2d. This is obtained by taking

...

Page 491

A twisted-pair transmission line has an inductance per unit

henry per meter and a capacity per unit

power factor is 1.5 per cent independent of the frequency. Calculate the

attenuation ...

A twisted-pair transmission line has an inductance per unit

**length**of 0i5 X 10-ahenry per meter and a capacity per unit

**length**of 6 X 10-ii farad per meter. Thepower factor is 1.5 per cent independent of the frequency. Calculate the

attenuation ...

Page 557

The emf. induced in a wire of

perpendicular to E, Eq. (16.31) can be written 2t/\ E' • a, where E' is a vector of

of the ...

The emf. induced in a wire of

**length**1 is E • 1, and since n is a unit vectorperpendicular to E, Eq. (16.31) can be written 2t/\ E' • a, where E' is a vector of

**length**E but rotated t/2 about the wave normal, i.e., in the direction of B. The ratioof the ...

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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 discharge effective electric field electromagnetic electromotive force electrons electrostatic element energy equal equation flux force frequency function galvanometer given grid hence impedance induction integral ions known Laplace's equation length linear load magnetic field magnetic induction magnitude maximum measured metal meter negative normal obtained ohms oscillations output parallel phase plane plate polarization positive potential difference potential wave potentiometer produced proportional quantities radiation radius ratio reactance region represents resistance resonant rotation scalar Show shown in Fig solenoid solution surface temperature terminals theorem torque tube unit vector velocity voltage volts wire written zero