Power Systems Lightning arresters are used for protection of equipment from open circuits protection of equipment from external lightning protection of equipment from short circuits All of these protection of equipment from open circuits protection of equipment from external lightning protection of equipment from short circuits All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems What is the function of economiser in steam boilers collect ash particals cooling improving thermal efficiency All of these collect ash particals cooling improving thermal efficiency All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems The zero sequence current of a generator for line to ground fault is j3 pu. Then the current through the neutral during the fault is j6 pu j9 pu j3 pu j1 pu j6 pu j9 pu j3 pu j1 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following matrix is used for load flow studies? Y bus matrix null matrix Z bus matrix Unit matrix Y bus matrix null matrix Z bus matrix Unit matrix ANSWER DOWNLOAD EXAMIANS APP
Power Systems If we increase the spacing between the phase conductors, the line capacitance increases None of these remains unaffected decreases increases None of these remains unaffected decreases ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following materials is/are used as moderators? beryllium graphite All of these heavy water beryllium graphite All of these heavy water ANSWER DOWNLOAD EXAMIANS APP