AC Fundamentals, Circuit and Circuit Theory The power factor of a D.C. circuit is always Less than unity Greater than unity Unity Zero Less than unity Greater than unity Unity Zero ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Which of the following waves has the highest value of peak factor ? Half wave rectified sine wave Sine wave Square wave Triangular wave Half wave rectified sine wave Sine wave Square wave Triangular wave ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory A pure capacitor connected across an A.C. voltage consumed 50 W. This is due to The capacitive reactance in ohms The size of the capacitor being quite big The current flowing in capacitor The statement is incorrect The capacitive reactance in ohms The size of the capacitor being quite big The current flowing in capacitor The statement is incorrect ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Poor power factor Overloads alternators, transformers and distribution lines Results in more power losses in the electrical system Reduces load handling capability of electrical system All of the listed here Overloads alternators, transformers and distribution lines Results in more power losses in the electrical system Reduces load handling capability of electrical system All of the listed here ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Form Factor is the ratio of Average value/peak value Average value/r.m.s. value r.m.s. value/peak value r.m.s. value/average value Average value/peak value Average value/r.m.s. value r.m.s. value/peak value r.m.s. value/average value ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Form factor for a sine wave is 1.11 0.707 1.414 0.637 1.11 0.707 1.414 0.637 ANSWER DOWNLOAD EXAMIANS APP
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