AC Fundamentals, Circuit and Circuit Theory The period of a sine wave is ___________ seconds. Its frequency is 50 Hz 40 Hz 30 Hz 20 Hz 50 Hz 40 Hz 30 Hz 20 Hz ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The product of apparent power and cosine of the phase angle between circuit voltage and current is Instantaneous power Volt-amperes True power Reactive power Instantaneous power Volt-amperes True power Reactive power ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Power factor of the following circuit will be zero Both of the listed here Capacitance Inductance Resistance Both of the listed here Capacitance Inductance Resistance 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
AC Fundamentals, Circuit and Circuit Theory The best place to install a capacitor is Far away from the inductive load Very near to inductive load Any of the listed here Across the terminals of the inductive load Far away from the inductive load Very near to inductive load Any of the listed here Across the terminals of the inductive load ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory For a frequency of 200 Hz, the time period will be 0.0005 s 0.005 s 0.05 s 0.5 s 0.0005 s 0.005 s 0.05 s 0.5 s ANSWER DOWNLOAD EXAMIANS APP
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