AC Fundamentals, Circuit and Circuit Theory The product of apparent power and cosine of the phase angle between circuit voltage and current is Reactive power Instantaneous power True power Volt-amperes Reactive power Instantaneous power True power Volt-amperes ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The safest value of current the human body can carry for more than 3 second is 4 mA 9 mA 5 mA 15 mA 4 mA 9 mA 5 mA 15 mA ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Wire-wound resistors are unsuitable for use at high frequencies because they Create more electrical noise Are likely to melt under excessive eddy current heat Exhibit unwanted inductive and capacitive effects Consume more power Create more electrical noise Are likely to melt under excessive eddy current heat Exhibit unwanted inductive and capacitive effects Consume more power ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The r.m.s. value of alternating current is given by steady (D.C.) current which when flowing through a given circuit for a given time produces None of these The same heat as produced by A.C. when flowing through the same circuit The more heat than produced by A.C. when flowing through the same circuit The less heat than produced by A.C. flowing through the same circuit None of these The same heat as produced by A.C. when flowing through the same circuit The more heat than produced by A.C. when flowing through the same circuit The less heat than produced by A.C. flowing through the same circuit ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory For the same peak value which of the following wave will 'have the highest r.m.s. value? Sine wave Triangular wave Half wave rectified sine wave Square wave Sine wave Triangular wave Half wave rectified sine wave Square wave ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Capacitive susceptance is a measure of The extent of neutralization of reactive power in a circuit Reactive power in a circuit A purely capacitive circuit's ability to pass current A purely capacitive circuit's ability to resist the flow of current The extent of neutralization of reactive power in a circuit Reactive power in a circuit A purely capacitive circuit's ability to pass current A purely capacitive circuit's ability to resist the flow of current ANSWER DOWNLOAD EXAMIANS APP
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