Basic Mathematics for Television and RadioPrentice-Hall, 1953 - 405 σελίδες |
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Σελίδα 275
... curve . If on a piece of paper a pencil is drawn back and forth in what may be called an east and west direction across a ruler edge , a line is drawn . If the paper is pulled " south " at the same time , a zigzag curve of some sort ...
... curve . If on a piece of paper a pencil is drawn back and forth in what may be called an east and west direction across a ruler edge , a line is drawn . If the paper is pulled " south " at the same time , a zigzag curve of some sort ...
Σελίδα 300
... curve of the resultant values . This curve is the power curve . If the load is a pure resistance , current and voltage are in phase , and the product ei is always positive and is in itself a sine wave . It is shown in electrical ...
... curve of the resultant values . This curve is the power curve . If the load is a pure resistance , current and voltage are in phase , and the product ei is always positive and is in itself a sine wave . It is shown in electrical ...
Σελίδα 347
... curve in Fig . 37-5 is that of a high - Q circuit , and the broad curve is that of a low - Q circuit . To make one curve serve for both cases , it is only necessary to plot the current ratio against the product Qf / f , instead of f ...
... curve in Fig . 37-5 is that of a high - Q circuit , and the broad curve is that of a low - Q circuit . To make one curve serve for both cases , it is only necessary to plot the current ratio against the product Qf / f , instead of f ...
Περιεχόμενα
CHAPTER PAGE 1 ADDITION SUBTRACTION MULTIPLICATION AND DIVISION IN ARITHMETIC | 3 |
DEFINITIONS AND SYMBOLS | 12 |
INVOLUTION AND EVOLUTION IN ARITHMETIC | 15 |
Πνευματικά δικαιώματα | |
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a-c circuit adjacent angles algebraic amperes answer arithmetic Axiom base bisector called Chapter Check chord circle circumference coefficient complex numbers Construct COROLLARY cosine curve decibel decimal point denominator diameter distance divided division divisor Draw engineering equal example exponent expression factor figure formula fraction frequency functions geometry given graph impedance inches inscribed interior angles isosceles logarithms magnitude mathematical measure monomial Multiply negative number nth root obtained Ohm's law ohms parallel parallelogram perpendicular polygon polynomial positive Postulate Problems Prove quadratic quantity quotient R₁ radians radio radius ratio reactance regular polygon represented resistance resistor resonant right angle right triangle rotation Simplify sine wave slide rule solution Solve the equation square root straight line subtract tangent Theorem triangle ABC trigonometric functions trigonometry unit vector vertex vertical voltage volts zero