Basic Mathematics for RadioPrentice-Hall, 1948 - 339 σελίδες |
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Σελίδα 285
... voltage is generated . This voltage fluctuates from zero to a maximum positive value through zero to a maximum negative value to zero for one revolution of the coil . This is one cycle of voltage . The conditions of the circuit may be ...
... voltage is generated . This voltage fluctuates from zero to a maximum positive value through zero to a maximum negative value to zero for one revolution of the coil . This is one cycle of voltage . The conditions of the circuit may be ...
Σελίδα 297
... voltage e = sin wt is impressed across the ter- minals of a pure resistance , the cur- rent is i I sin wt . The current and voltage are said to be in phase . The = Fig . 34-21 . ( 3 ) ( 2 ) respective amplitudes of these two curves in ...
... voltage e = sin wt is impressed across the ter- minals of a pure resistance , the cur- rent is i I sin wt . The current and voltage are said to be in phase . The = Fig . 34-21 . ( 3 ) ( 2 ) respective amplitudes of these two curves in ...
Σελίδα 300
... voltage and the current . In an a - c circuit this product is rather difficult to obtain since the voltage and current are continuously changing . Therefore it is necessary to multiply instantaneous values of voltage and current to ...
... voltage and the current . In an a - c circuit this product is rather difficult to obtain since the voltage and current are continuously changing . Therefore it is necessary to multiply instantaneous values of voltage and current to ...
Περιεχόμενα
ADDITION SUBTRACTION MULTIPLICATION AND DIVISION IN ARITHMETIC | 3 |
DEFINITIONS AND SYMBOLS | 13 |
INVOLUTION AND EVOLUTION IN ARITHMETIC | 15 |
Πνευματικά δικαιώματα | |
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algebraic angle answer applied Axiom base called Chapter Check chord circle circuit circumference common complex Construct COROLLARY curve decimal definition diameter difference direction distance divided division Draw drawn engineering equal equation example exponent expression fact factors figure formula fraction functions geometry given greater inches indicated inscribed length letter light logarithms magnitude mathematical means measure Multiply necessary negative Note obtained ohms operation opposite parallel perpendicular places polygon positive Postulate practice problems proof Prove quadrant quantity radio radius ratio regular represents resistance respectively result right angle right triangle root rotation rule shown sides similar sine solution Solve square Statement straight line subtract surface tangent Theorem third triangle unit usually vertical voltage wave zero