Power Systems Objective Questions & Answers – Set 2
Power Systems Objective Questions & Answers
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Telecommunication lines are transposed to reduce the
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Specified quantities of load bus are
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An ACSR conductor has a diameter of 2 cm has internal inductance of 0.05 mH/Km. If this ACSR is replaced with another having a diameter of 4 cm then its internal inductance is
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Range of accelerating factor is
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Advantages of shunt compensation is/are
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Which of the following produces the radio interference in communication lines?
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An ACSR conductor has internal inductance 0.05 mH/Km for Âµ_{r} = 1. If this ACSR is replaced with another having Âµ_{r} = 2, then find the internal inductance?
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The value of off diagonal elements is
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The total number of strands in a ACSR conductor are 7, then find the layer number?
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For n bus power system size of Y bus matrix is
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Which of the following buses is/are not PV buses?
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A 4 bus power system consists of 4 transmission lines, then find the sparsity of Y bus matrix?
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In load flow studies PV bus is treated as PQ bus when
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Advantages of gauss siedel method is/are
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In a 4*4 Y bus matrix the number of non zero elements are 12. Find the sparsity of the system?
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Which of the following matrix is used for load flow studies?
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Normally Z bus matrix is a
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For accurate load flow calculations on large power systems, the best method is
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Which of the following quantities are to be calculated for generator bus?
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Which of the following is/are advantages of NR method?
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For load flow studies, What are the quantities specified at load bus are
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Find the number of strands of ACSR conductor for 3 layer transmission line?
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Find the number of strands of ACSR conductor for 4 layer transmission line?
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A network containing 50 buses in which 10 are the voltage control buses, 6 are the generator buses. Find the size of the Jacobian matrix?
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A 3 layer and diameter of each strand is d, then find the total diameter of ACSR conductor?
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If sparsity of a 5 bus transmission line is 0.4. Find the number of transmission lines?
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Specified quantities of slack bus are
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A network containing 100 buses in which 10 are the voltage control buses, 5 are fixed shunt capacitor buses, 20 are the reactive power support buses, 6 are the generator buses. Find the size of the Jacobian matrix?
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In a 4 bus,4Ã—4 Y bus matrix the number of non zero elements are 12. Find the number of transmission lines?
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Sum of the elements of row i equal to shunt admittances connected to bus i. If this summation is zero, indicates there is no