Basic Mathematics for Television and RadioPrentice-Hall, 1953 - 405 σελίδες |
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Σελίδα 40
... volts . eg Mw eg eg = -5 Volts Average < O Volts Usually eg > -10 Volts Usually Fig . 8-1 . ip = 40 Milliamperes Average ip > 0 At all Times ip < 80 Milliamperes Usually From a given point , marked 0 ( zero ) in Fig . 8-2 , a straight ...
... volts . eg Mw eg eg = -5 Volts Average < O Volts Usually eg > -10 Volts Usually Fig . 8-1 . ip = 40 Milliamperes Average ip > 0 At all Times ip < 80 Milliamperes Usually From a given point , marked 0 ( zero ) in Fig . 8-2 , a straight ...
Σελίδα 140
... volts , what must be the resistance of a radio - tube filament ? 9. How many amperes will flow through the windings of a dynamic loud- speaker coil of 3200 ohms when the coil is placed across a 120 - volt circuit ? 10. If the current is ...
... volts , what must be the resistance of a radio - tube filament ? 9. How many amperes will flow through the windings of a dynamic loud- speaker coil of 3200 ohms when the coil is placed across a 120 - volt circuit ? 10. If the current is ...
Σελίδα 349
... ( volts ) 300 400 Fig . 37-7 . R1 or R2 to be inserted in the equation depends on the solution sought . By graphical methods , however , the solution is easy . Suppose it is desired to find the current through a nonlinear element , whose ...
... ( volts ) 300 400 Fig . 37-7 . R1 or R2 to be inserted in the equation depends on the solution sought . By graphical methods , however , the solution is easy . Suppose it is desired to find the current through a nonlinear element , whose ...
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