In a loss-free R-L-C circuit the transient current is? Mark as favorite Copy Link sinusoidal non-oscillating oscillating square wave Check Answer
A sine wave of voltage varies from zero to maximum of 200 V. How much is the voltage at the instant of 30′ of the cycle? Mark as favorite Copy Link 100 V 173.2 V 50 V 82.8.V Check Answer
Skin effect occurs when a conductor N carries current at …. frequencies? Mark as favorite Copy Link medium high very low low Check Answer
In the case of an unsymmetrical alternating current the average value must always be taken over? Mark as favorite Copy Link the half cycle the whole cycle unsymmetrical part of the wave form the quarter cycle Check Answer
In a series circuit on resonance, following will occur? Mark as favorite Copy Link Z = R V = Vc V = VR all above Check Answer
Any number of current source in parallel may be replaced by a single current source whose current is the algebraic sum of individual source currents and source resistance is the parallel combination of individual source resistances. The above statement is associated with? Mark as favorite Copy Link Maximum theorem power transfer Thevenin's theorem Millman's theorem None of the above Check Answer
The r.m.s. value of a sine wave is 100 A. Its peak value is? Mark as favorite Copy Link 150 A 282.8 A 70.7 A 141.4 A Check Answer
In a sine wave the slope is constant? Mark as favorite Copy Link between 180° and 270° between 0° and 90° between 90° and 180° no where Check Answer
The time constant of the capacitance circuit is defined as the time during which voltage? Mark as favorite Copy Link rises to 63.2% of its final steady value falls to 36.8% of its final steady value rises to 38.6% of its final steady value none of the above Check Answer
Which of the following is the passive element? Mark as favorite Copy Link Ideal voltage source All of the above Capacitance Ideal current source Check Answer