Basic Mathematics for Television and Radio |
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Σελίδα 81
Formula ( 14 ) is used to explain the operation of transformers ... Formula ( 15 ) is encountered when finding the number of turns n2 on the secondary of an r - f ( radio - frequency ) transformer . 0.0501n - na- M = √12 + A2 where M ...
Formula ( 14 ) is used to explain the operation of transformers ... Formula ( 15 ) is encountered when finding the number of turns n2 on the secondary of an r - f ( radio - frequency ) transformer . 0.0501n - na- M = √12 + A2 where M ...
Σελίδα 159
Express the formula for this condition . 6. For calculations of resonant frequency in filter circuits , L is given in henries and C in microfarads . Express the formula for this condition . 7. To calculate the current in an a - c ...
Express the formula for this condition . 6. For calculations of resonant frequency in filter circuits , L is given in henries and C in microfarads . Express the formula for this condition . 7. To calculate the current in an a - c ...
Σελίδα 285
These values may be checked for accuracy by using other formulas from the group given to obtain the answers by ... Given c = 427 , A = 34.3 ° ; to find a , b , and B. ( a ) From Formula 3 : a sin A == By algebra : a = c sin A = 427 X ...
These values may be checked for accuracy by using other formulas from the group given to obtain the answers by ... Given c = 427 , A = 34.3 ° ; to find a , b , and B. ( a ) From Formula 3 : a sin A == By algebra : a = c sin A = 427 X ...
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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