AC Fundamentals, Circuit and Circuit Theory The r.m.s. value of pure cosine function is 0.5 of peak value Same as peak value Zero 0.707 of peak value 0.5 of peak value Same as peak value Zero 0.707 of peak value ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Inductance of coil Becomes zero with the increase in supply frequency Decreases with the increase in supply frequency Is unaffected by the supply frequency Increases with the increase in supply frequency Becomes zero with the increase in supply frequency Decreases with the increase in supply frequency Is unaffected by the supply frequency Increases with the increase in supply frequency ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The r.m.s. value and mean value is the same in the case of Square wave Triangular wave Sine wave Half wave rectified sine wave Square wave Triangular wave Sine wave Half wave rectified sine wave ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory In a series resonant circuit, the impedance of the circuit is Maximum Zero None of these Minimum Maximum Zero None of these Minimum ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Which of the following refers to a parallel circuit? The current through each element is same The current through any one element is less than the source current The equivalent resistance is greater than any one of the resistors The voltage across element is in proportion to it's resistance value The current through each element is same The current through any one element is less than the source current The equivalent resistance is greater than any one of the resistors The voltage across element is in proportion to it's resistance value ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Power factor of an electrical circuit is equal to Cosine of phase angle difference between current and voltage R/Z all of these Ratio of useful current to total current Iw/I Cosine of phase angle difference between current and voltage R/Z all of these Ratio of useful current to total current Iw/I ANSWER DOWNLOAD EXAMIANS APP
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