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Power Systems

Power Systems
A 3 layer, total diameter of an ACSR conductor is 5 cm. Find the diameter of each strand?

 15 cm
 5 cm
 1 cm
 1.5 cm

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Power Systems
A hydro electric generating station is supplied from a reservoir of capacity 5 × 10 − 6 cubic meters at a head of 200 meters. Find the total energy available in KWh if the overall efficiency is 75 %

 3 × 106 kWh.
 4.06 × 106 kWh.
  2.044 × 106 kWh.
 5 × 106 kWh.

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Power Systems
Which of the following materials is/are used as moderators?

 heavy water
All of these
 beryllium
 graphite

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Power Systems
The internal flux linkage due to internal flux of a conductor is

 I/6*10-7 wb-T/m
All of these
 I/2*10-7 wb-T/m
 I/4*10-7 wb-T/m

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Power Systems
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?

 162 × 162
 164 × 164
 163 × 163
 165 × 165

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Power Systems
In an interconnected power system, the most suitable power plant to meet the peak load condition is

 pumped storage plant
 nuclear plant
 thermal plant
 hydro power plant

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