Basic Mathematics for Television and RadioPrentice-Hall, 1953 - 405 σελίδες |
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Σελίδα 263
... shown by making time the abscissa , and commodity prices the ordinate ; temperature variations are shown with time as the abscissa and temperature as the ordinate ; elec- trical circuit characteristics are shown by measuring time on the ...
... shown by making time the abscissa , and commodity prices the ordinate ; temperature variations are shown with time as the abscissa and temperature as the ordinate ; elec- trical circuit characteristics are shown by measuring time on the ...
Σελίδα 282
... shown that the radian is independent of the circle in which it appears , just as it was shown earlier that the trigono- metric functions are independent of the size of the triangle . The next point is to show that a measured change in ...
... shown that the radian is independent of the circle in which it appears , just as it was shown earlier that the trigono- metric functions are independent of the size of the triangle . The next point is to show that a measured change in ...
Σελίδα 297
... shown in Fig . 34-23 , and the equation of the current is or i i = I sin ( wt 20 ° ) - = I sin wt π ( ut ) If this sine wave of voltage is impressed across the terminals of a pure capacitance , the current is 90 ° or π / 2 radians ahead ...
... shown in Fig . 34-23 , and the equation of the current is or i i = I sin ( wt 20 ° ) - = I sin wt π ( ut ) If this sine wave of voltage is impressed across the terminals of a pure capacitance , the current is 90 ° or π / 2 radians ahead ...
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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Συχνά εμφανιζόμενοι όροι και φράσεις
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