Power Systems For a lossy transmission line, the characteristic impedance does not depend on The operating frequency of the line. The load terminating the line. The conductivity of conductors. The permittivity of the dielectric separating the conductor. The operating frequency of the line. The load terminating the line. The conductivity of conductors. The permittivity of the dielectric separating the conductor. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the fault current is 2000 A, the relay setting is 50% and CT ratio is 400 : 5, then plug setting multiplier will be 25. 50. 15. 10. 25. 50. 15. 10. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Transmission line has a length of 300 km, operating at sending end voltage Vs = 1 pu, find the receiving end voltage(Vr) at no load? 1 pu 0.098 pu 0.98 pu 1.098 pu 1 pu 0.098 pu 0.98 pu 1.098 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems The specific speed ( NS ) of turbine is given by none of these. N√( P ) / H1.25. P√( N ) / H3/2. N√( P ) / H2/3. none of these. N√( P ) / H1.25. P√( N ) / H3/2. N√( P ) / H2/3. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Steady state stability of a power system is improved by using double circuit line instead of single circuit line All of these single pole switching decreasing generator inertia using double circuit line instead of single circuit line All of these single pole switching decreasing generator inertia ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following grounding is not practically preferred for protection of equipments? resistance grounding All of these isolated grounding reactance grounding resistance grounding All of these isolated grounding reactance grounding ANSWER DOWNLOAD EXAMIANS APP
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