Power Systems Buchholz relay is used for protection of bus bar. transformer. none of these. alternator. bus bar. transformer. none of these. alternator. ANSWER DOWNLOAD EXAMIANS APP
Power Systems ACSR means Aluminium copper steel reinforced all conductor steel reinforced Aluminium core steel reinforced Aluminium conductor steel reinforced Aluminium copper steel reinforced all conductor steel reinforced Aluminium core steel reinforced Aluminium conductor steel reinforced ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a 3-phase transmission line, each phase is supported by 3 insulated discs, maximum voltage of each disc is 20 kV. Find the operating voltage of the transmission line per phase if efficiency of string is 80.6%. 52.84 kV 83.76 kV 20 kV 48.36 kV 52.84 kV 83.76 kV 20 kV 48.36 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems Steady state stability of a power system is improved by single pole switching using double circuit line instead of single circuit line All of these decreasing generator inertia single pole switching using double circuit line instead of single circuit line All of these decreasing generator inertia ANSWER DOWNLOAD EXAMIANS APP
Power Systems If transmission line parameters A and B are 0.9∠0° and 200∠90° respectively. Find the shunt reactor required to compensate the ferranti effect? 2000 Ω 1500 Ω 3000 Ω 750 Ω 2000 Ω 1500 Ω 3000 Ω 750 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems Advantage/s of per unit system as compare to absolute system? All of these calculation time is less memory required is less only one equation is required All of these calculation time is less memory required is less only one equation is required ANSWER DOWNLOAD EXAMIANS APP
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