GETCO Exam Paper (22-07-2015) In case of HVDC transmission there is _____ both charging effect and skin effect no charging current no skin effect charging current but no skin effect no charging current but skin effect both charging effect and skin effect no charging current no skin effect charging current but no skin effect no charging current but skin effect ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Select the wrong statement from the following in relation to power flow analysis jacobian is always required No of ittretion in N R method can not be more than 30 for any system Y Bus is required for power flow analysis Approximation is used in FDLF method jacobian is always required No of ittretion in N R method can not be more than 30 for any system Y Bus is required for power flow analysis Approximation is used in FDLF method ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) What is the surge impedance loading of 400 kV line with surge impedance given as 160 Ω 1000 kW 250 MW 400 MW 1000 MW 1000 kW 250 MW 400 MW 1000 MW ANSWER EXPLANATION DOWNLOAD EXAMIANS APP SIL = (kV)²/Z₀
GETCO Exam Paper (22-07-2015) An over-current relay of current rating 5 A and setting 150% is connected to a 200/5 A CT. Then the relay to pickup, the line current required is 100 150 300 200 100 150 300 200 ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) The rating of given on the name plate of a transformer indicates the: Apparent power which it can supply True power which it can supply Apparent power which it draws from the supply mains True power whichh it draws from the supply mains Apparent power which it can supply True power which it can supply Apparent power which it draws from the supply mains True power whichh it draws from the supply mains ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The rating of given on the name plate of a transformer indicates the:Apparent power which it can supply S=V( supplied voltage)*I (load current)active power = v* i*cosφreactive power = v* i*sinφ
GETCO Exam Paper (22-07-2015) "Overshoot" in a time response of control systems is indication of none of this final value of the output measure of relative stability steady state solution none of this final value of the output measure of relative stability steady state solution ANSWER DOWNLOAD EXAMIANS APP
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