AC Fundamentals, Circuit and Circuit Theory What will be the phase angle between two alternating waves of equal frequency, when one wave attains maximum value the other is at zero value? 30° 90° 45° 180° 30° 90° 45° 180° ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Form Factor is the ratio of r.m.s. value/peak value Average value/r.m.s. value r.m.s. value/average value Average value/peak value r.m.s. value/peak value Average value/r.m.s. value r.m.s. value/average value Average value/peak value ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Inductance affects the direct current flow Only at the time of turning on At the time of turning on and off Only at the time of turning off At all the time of operation Only at the time of turning on At the time of turning on and off Only at the time of turning off At all the time of operation ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The double energy transient occur in the R-L circuit R-C circuit R-L-C circuit Purely inductive circuit R-L circuit R-C circuit R-L-C circuit Purely inductive circuit 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 Consume more power Exhibit unwanted inductive and capacitive effects Are likely to melt under excessive eddy current heat Create more electrical noise Consume more power Exhibit unwanted inductive and capacitive effects Are likely to melt under excessive eddy current heat ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory For a sine wave with peak value Imax the r.m.s. value is 0.707 1.414 Imax 0.5 Imax 0.9 0.707 1.414 Imax 0.5 Imax 0.9 ANSWER DOWNLOAD EXAMIANS APP
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