## Principles of Electricity and Electromagnetism |

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Page 475

The design of filters is greatly facilitated if they can be

their image impedances. Any number of sections may be placed in cascade, and

provided the impedances are matched at intermediate junctions the over-all ...

The design of filters is greatly facilitated if they can be

**assumed**to work betweentheir image impedances. Any number of sections may be placed in cascade, and

provided the impedances are matched at intermediate junctions the over-all ...

Page 557

If the linear dimensions of the loop are of the order of the length of the wire, this

ratio is of the order of Since it has been

small compared with the wave length, this ratio is small and the loop is evidently

a ...

If the linear dimensions of the loop are of the order of the length of the wire, this

ratio is of the order of Since it has been

**assumed**that the loop dimensions aresmall compared with the wave length, this ratio is small and the loop is evidently

a ...

Page 574

force exerted by the sun on the earth? 4. An electromagnetic wave with an

effective electric vector of 0. 1 volt per meter is incident on an absorbing surface

of mass ...

**Assuming**the solar constant of the previous problem, what is the total radiationforce exerted by the sun on the earth? 4. An electromagnetic wave with an

effective electric vector of 0. 1 volt per meter is incident on an absorbing surface

of mass ...

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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