Tansient disturbance is produced in a circuit whenever

Related MCQs

• The transients which are produced due to sudden but energetic changes from one steady state of a circuit to another are called transients.
• In an R-L circuit connected to an alternating sinusoidal voltage, size of transient current primarily depends on
• The transient current in a loss-free L-C circuit when excited from an ac source is a/an sine wave.
• Transient current in an R-L-C circuit is oscillatory when
• In case of a 3-phase short circuit is a system, the power fed into the system is :
• An RLC series circuit remains predominantly inductive :
• Pure inductive circuit takes power (reactive) from the a.c. line when
• In a pure LC parallel circuit under resonance condition, current drawn from the supply mains is
• Consider the following statements : The transient stability of the power system under unbalanced fault conditions can be effectively improved by 1. Excitation control 2. phase-shifting transformer 3. single-pole switching of circuit breakers 4. increasing the turbine input. Of these statements
• Reducing the number of short-circuit faults in a system, reduces ______