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Electrical problems 55
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algebraic sum alternating current anode current anode voltage antilogarithm axes axis base basic function calculation characteristic curve circle coefficient common logarithms conic section conic surface corresponds cosine function course current source decibel definite numbers degree determined differential quotient distance ellipse equal equation example expression factor family of characteristics Figure following technical terms fractional exponents frequency fundamental wave given gives grid voltage harmonics horizontal hyperbola imaginary unit integral function left index linear scale logarithmic scales mantissa mathematical maximum value means multiplication natural logarithms neper number of digits number of places obtain pair of values parabola periodical functions plotted point of inflection point of intersection Problems on Lesson quadrants Questions on Lesson ratio relation relationship represented resistance result root rotation rule runner sectional plane sine function sine-shaped slide slide-rule straight line subtract tangent transconductance triangle trigonometrical functions unknowns variable vector whole number zero passages zero point