Basic Mathematics for Television and RadioPrentice-Hall, 1953 - 405 σελίδες |
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Σελίδα 222
... ratio as we wish , or until the fraction contains an error so small that it may be disregarded even though it cannot be actually eliminated . It is evident , therefore , that the ratio of two magnitudes of the same kind , even when they ...
... ratio as we wish , or until the fraction contains an error so small that it may be disregarded even though it cannot be actually eliminated . It is evident , therefore , that the ratio of two magnitudes of the same kind , even when they ...
Σελίδα 231
... ratio " and " proportion . " Ratio . A ratio is a comparison between two numbers , or the quotient of one magnitude divided by another of like kind . If a room is 24 feet long and 12 feet wide , the ratio of length to width is 24 to 12 ...
... ratio " and " proportion . " Ratio . A ratio is a comparison between two numbers , or the quotient of one magnitude divided by another of like kind . If a room is 24 feet long and 12 feet wide , the ratio of length to width is 24 to 12 ...
Σελίδα 323
... ratio may be used to express the attenuation of the line . This equation was first used in telephone practice when the attenua- tion of a mile of a " standard " cable pair ( certain size wire , spacing , and so on ) was used as a basis ...
... ratio may be used to express the attenuation of the line . This equation was first used in telephone practice when the attenua- tion of a mile of a " standard " cable pair ( certain size wire , spacing , and so on ) was used as a basis ...
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