A generator has reactances of sub transient (X")= 0.5 pu, transient (X') = 0.8 pu and synchronous reactance (X) = 5 pu. The voltages at these reactances are 1.2 V, 1.1 V and 1 V respectively. Find the corresponding sub transient fault current in pu?

Power Systems
A generator has reactances of sub transient (X")= 0.5 pu, transient (X') = 0.8 pu and synchronous reactance (X) = 5 pu. The voltages at these reactances are 1.2 V, 1.1 V and 1 V respectively. Find the corresponding sub transient fault current in pu?

0.2 pu

1.375 pu

2.4 pu

3.975 pu

0.2 pu

1.375 pu

2.4 pu

3.975 pu

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Power Systems
Reflector of a nuclear reactor are made up of

beryllium.

cast iron.

boron.

steel.

beryllium.

cast iron.

boron.

steel.

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Power Systems
Which of following statement are false

In nuclear power plants, chain reaction is controlled by cadmium rods.

Nuclear power plants are used as peak load plants only.

A thermal reactor needs a moderator material.

In a nuclear reactor, multiplication factor is kept almost equal to one.

In nuclear power plants, chain reaction is controlled by cadmium rods.

Nuclear power plants are used as peak load plants only.

A thermal reactor needs a moderator material.

In a nuclear reactor, multiplication factor is kept almost equal to one.

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Power Systems
The rating of fuse wire is always expressed in

amperes.

ampere-hours.

kWh.

ampere-volts.

amperes.

ampere-hours.

kWh.

ampere-volts.

ANSWER DOWNLOAD EXAMIANS APP

Power Systems
A 10 MVA generator has reactance of 0.2 pu. Find the new reactance value for 50 MVA base?

0.25 pu

1 pu

0.2 pu

5 pu

0.25 pu

1 pu

0.2 pu

5 pu

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Power Systems
A power generating station has a maximum demand of 1000 MW. The annual load factor is 75% and plant capacity factor is 60%. Calculate the reserve capacity?

250 MW

500 MW

750 MW

1250 MW

250 MW

500 MW

750 MW

1250 MW

ANSWER DOWNLOAD EXAMIANS APP

Power Systems

Power Systems A generator has reactances of sub transient (X")= 0.5 pu, transient (X') = 0.8 pu and synchronous reactance (X) = 5 pu. The voltages at these reactances are 1.2 V, 1.1 V and 1 V respectively. Find the corresponding sub transient fault current in pu?

Power Systems Reflector of a nuclear reactor are made up of

Power Systems Which of following statement are false

Power Systems The rating of fuse wire is always expressed in

Power Systems A 10 MVA generator has reactance of 0.2 pu. Find the new reactance value for 50 MVA base?

Power Systems A power generating station has a maximum demand of 1000 MW. The annual load factor is 75% and plant capacity factor is 60%. Calculate the reserve capacity?

Power Systems
A generator has reactances of sub transient (X")= 0.5 pu, transient (X') = 0.8 pu and synchronous reactance (X) = 5 pu. The voltages at these reactances are 1.2 V, 1.1 V and 1 V respectively. Find the corresponding sub transient fault current in pu?

Power Systems
Reflector of a nuclear reactor are made up of

Power Systems
Which of following statement are false

Power Systems
The rating of fuse wire is always expressed in

Power Systems
A 10 MVA generator has reactance of 0.2 pu. Find the new reactance value for 50 MVA base?

Power Systems
A power generating station has a maximum demand of 1000 MW. The annual load factor is 75% and plant capacity factor is 60%. Calculate the reserve capacity?