Basic Mathematics for Television and Radio |
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Σελίδα 44
The processes of addition and subtraction of positive and negative numbers may be illustrated by electrical problems . Two batteries are at hand : one with a terminal voltage of 12 volts ( the type used for airplane transmitters ) ...
The processes of addition and subtraction of positive and negative numbers may be illustrated by electrical problems . Two batteries are at hand : one with a terminal voltage of 12 volts ( the type used for airplane transmitters ) ...
Σελίδα 71
10-2 , illustrates Kirchhoff's law . E ( Variable ) 10 Ohms 6V . I ( Variable ) Fig . 10-2 . E + 6-101 = 0 E As in previous drawings in this text , the direction of " current " flow shown is that of the electrons .
10-2 , illustrates Kirchhoff's law . E ( Variable ) 10 Ohms 6V . I ( Variable ) Fig . 10-2 . E + 6-101 = 0 E As in previous drawings in this text , the direction of " current " flow shown is that of the electrons .
Σελίδα 94
The square of a binomial that is the difference of two numbers can also be illustrated geometrically ( see Fig . 12-2 ) . area = ( a - b ) ( a - b ) area = b ( a - b ) area = b ( a - b ) area - b2 Fig . 12-2 .
The square of a binomial that is the difference of two numbers can also be illustrated geometrically ( see Fig . 12-2 ) . area = ( a - b ) ( a - b ) area = b ( a - b ) area = b ( a - b ) area - b2 Fig . 12-2 .
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Περιεχόμενα
CHAPTER PAGE 1 ADDITION SUBTRACTION MULTIPLICATION AND DIVISION IN ARITHMETIC | 3 |
DEFINITIONS AND SYMBOLS | 12 |
INVOLUTION AND EVOLUTION IN ARITHMETIC | 15 |
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algebraic angle answer applied arithmetic Axiom base called Chapter Check circle circuit circumference coefficient common complex condition Construct COROLLARY curve decimal definition denominator difference direction distance divided division Draw drawn electrical engineering equal equation example exponent expression fact factor figure formula fraction frequency functions geometry given greater illustrated inches indicated involved length letters logarithms magnitude mathematical means measure method Multiply necessary negative Note obtained ohms operation parallel perpendicular places polygon positive possible practice Problems Prove quadratic quantity quotient radio radius ratio represented resistance result right angle root rule shown sides similar Simplify sine solution Solve square statement straight line substituted subtract Theorem triangle unit unknown usually vertical voltage volts wave zero