Power Systems
Maximum power transfer capability of transmission line can be increased by

 Using series capacitance
 Using bundled conductors
All of these
 Parallel transmission lines

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Power Systems
The advantage of hydro electric power station over thermal power station is

 hydro electric power station can supply the power throughout the year
 the operation cost of hydro electric power station is low
 the initial cost of hydro electric power station is low
 hydro electric station can be constructed at the place where the energy is required

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Power Systems
In coal fired thermal power stations, what are the electrostatic precipitators used for?

All of these
 To collect the dust particles from the flue gases
 To keep the air heaters clean
 To remove dust particles setting on the bus bar conductors in the station switch yard

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