A coal fired steam power station working at a plant factor of 80% has one 500 MW generating unit. If the heat content of coal is 2 kWh/kg, the overall plant efficiency is 40% and a train load of coal is 2000 metric tons, then the number of trains required daily for the plant is

Power Systems
A coal fired steam power station working at a plant factor of 80% has one 500 MW generating unit. If the heat content of coal is 2 kWh/kg, the overall plant efficiency is 40% and a train load of coal is 2000 metric tons, then the number of trains required daily for the plant is

10

6

2

16

10

6

2

16

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Power Systems
A cable has inductance of 0.22 mH per km and capacitance of 0.202 µF per km. The surge impedance of the cable is

33 Ω

28 Ω

40 Ω

52 Ω

33 Ω

28 Ω

40 Ω

52 Ω

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Power Systems
Apart from the skin effect the non uniformity of the current distribution is also caused by

All of these

proximity effect

bundled conductors

ferranti effect

All of these

proximity effect

bundled conductors

ferranti effect

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Power Systems
Skin effective is more in case of

power lines

communication lines

None of these

same in both cases

power lines

communication lines

None of these

same in both cases

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Power Systems
Per unit of any quantity is defined as

actual value of quantity /base value of quantity in different units

base value of quantity /actual value of quantity in same units

base value of quantity /actual value of quantity in different units

actual value of quantity /base value of quantity in same units

actual value of quantity /base value of quantity in different units

base value of quantity /actual value of quantity in same units

base value of quantity /actual value of quantity in different units

actual value of quantity /base value of quantity in same units

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Power Systems
The conversion ratio of breeder reactor are

less than 1.

1.

none of above.

greater than 1.

less than 1.

1.

none of above.

greater than 1.

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Power Systems

Power Systems A coal fired steam power station working at a plant factor of 80% has one 500 MW generating unit. If the heat content of coal is 2 kWh/kg, the overall plant efficiency is 40% and a train load of coal is 2000 metric tons, then the number of trains required daily for the plant is

Power Systems A cable has inductance of 0.22 mH per km and capacitance of 0.202 µF per km. The surge impedance of the cable is

Power Systems Apart from the skin effect the non uniformity of the current distribution is also caused by

Power Systems Skin effective is more in case of

Power Systems Per unit of any quantity is defined as

Power Systems The conversion ratio of breeder reactor are

Power Systems
A coal fired steam power station working at a plant factor of 80% has one 500 MW generating unit. If the heat content of coal is 2 kWh/kg, the overall plant efficiency is 40% and a train load of coal is 2000 metric tons, then the number of trains required daily for the plant is

Power Systems
A cable has inductance of 0.22 mH per km and capacitance of 0.202 µF per km. The surge impedance of the cable is

Power Systems
Apart from the skin effect the non uniformity of the current distribution is also caused by

Power Systems
Skin effective is more in case of

Power Systems
Per unit of any quantity is defined as

Power Systems
The conversion ratio of breeder reactor are