AC Fundamentals, Circuit and Circuit Theory A phasor is A line which represents the magnitude and phase of an alternating quantity An instrument used for measuring phases of an unbalanced 3-phase load A line representing the magnitude and direction of an alternating quantity A colored tag or band for distinction between different phases of a 3-phase supply A line which represents the magnitude and phase of an alternating quantity An instrument used for measuring phases of an unbalanced 3-phase load A line representing the magnitude and direction of an alternating quantity A colored tag or band for distinction between different phases of a 3-phase supply ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory For a frequency of 200 Hz, the time period will be 0.05 s 0.5 s 0.0005 s 0.005 s 0.05 s 0.5 s 0.0005 s 0.005 s ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory A heater is rated as 230 V, 10 kW, A.C. The value 230 V refers to Average voltage Peak voltage None of the listed here R.m.s. voltage Average voltage Peak voltage None of the listed here R.m.s. voltage ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory In a purely inductive circuit Actual power is zero Reactive power is zero Apparent power is zero None of the listed here Actual power is zero Reactive power is zero Apparent power is zero None of the listed here ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory In AC. circuits, laminated iron is invariably used in order to Increase heat radiation Reduce circuit permeability Make assembly cheap and easier Reduce eddy current loss Increase heat radiation Reduce circuit permeability Make assembly cheap and easier Reduce eddy current loss ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Power factor of the system is kept high All of the listed here To reduce voltage regulation of the line To maximize the utilization of the capacities of generators, lines and transformers To reduce line losses All of the listed here To reduce voltage regulation of the line To maximize the utilization of the capacities of generators, lines and transformers To reduce line losses ANSWER DOWNLOAD EXAMIANS APP
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