AC Fundamentals, Circuit and Circuit Theory The ratio of active power to apparent power is known as factor. Form Demand Power Load Form Demand Power Load ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The input of an A.C. circuit having power factor of 0.8 lagging is 40 kVA The power drawn by the circuit is 32 kW 80 kW 36 kW 40 kW 32 kW 80 kW 36 kW 40 kW ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The power factor of a D.C. circuit is always Less than unity Unity Zero Greater than unity Less than unity Unity Zero Greater than unity ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Poor power factor Results in more power losses in the electrical system All of the listed here Overloads alternators, transformers and distribution lines Reduces load handling capability of electrical system Results in more power losses in the electrical system All of the listed here Overloads alternators, transformers and distribution lines Reduces load handling capability of electrical system ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Pure inductive circuit takes power from the A.C. line when Applied voltage decreases but current increases Applied voltage increases but current decreases Both applied voltage and current decrease Both applied voltage and current increase Applied voltage decreases but current increases Applied voltage increases but current decreases Both applied voltage and current decrease Both applied voltage and current increase ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The r.m.s. value of pure cosine function is Zero Same as peak value 0.5 of peak value 0.707 of peak value Zero Same as peak value 0.5 of peak value 0.707 of peak value ANSWER DOWNLOAD EXAMIANS APP
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