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?

3.975 pu

1.375 pu

2.4 pu

0.2 pu

3.975 pu

1.375 pu

2.4 pu

0.2 pu

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Power Systems
In what from the initial energy will be released for the 200 MeV per fission by a neutron in a slow thermal nuclear reactor

heat energy.

kinetic energy of particles and electromagnetic radiation.

kinetic energy and sound energy.

electromagnetic radiations.

heat energy.

kinetic energy of particles and electromagnetic radiation.

kinetic energy and sound energy.

electromagnetic radiations.

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Power Systems
For a lossy transmission line, the characteristic impedance does not depend on

The operating frequency of the line.

The permittivity of the dielectric separating the conductor.

The load terminating the line.

The conductivity of conductors.

The operating frequency of the line.

The permittivity of the dielectric separating the conductor.

The load terminating the line.

The conductivity of conductors.

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Power Systems
The sequence components of the fault current are as follows: IR1 = j1.5 pu, IR2 = -j0.5 pu, IR0 = -j1. The type of fault is

LL

LG

LLL

LLG

LL

LG

LLL

LLG

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Power Systems
The equation of area control error(ACE) is

ACE = ΔPtie +1/ b.Δf

ACE = ΔPtie - b.Δf

ACE = ΔPtie + b.Δf

ACE = ΔPtie - 1/b.Δf

ACE = ΔPtie +1/ b.Δf

ACE = ΔPtie - b.Δf

ACE = ΔPtie + b.Δf

ACE = ΔPtie - 1/b.Δf

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Power Systems
In a pressurized water reactor

the coolant water boils in the reactor core.

water is used at high pressure so that it is available is liquid from at about 280° C.

both B and C.

heavy water is used as both coolant and moderator.

the coolant water boils in the reactor core.

water is used at high pressure so that it is available is liquid from at about 280° C.

both B and C.

heavy water is used as both coolant and moderator.

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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 In what from the initial energy will be released for the 200 MeV per fission by a neutron in a slow thermal nuclear reactor

Power Systems For a lossy transmission line, the characteristic impedance does not depend on

Power Systems The sequence components of the fault current are as follows: IR1 = j1.5 pu, IR2 = -j0.5 pu, IR0 = -j1. The type of fault is

Power Systems The equation of area control error(ACE) is

Power Systems In a pressurized water reactor

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
In what from the initial energy will be released for the 200 MeV per fission by a neutron in a slow thermal nuclear reactor

Power Systems
For a lossy transmission line, the characteristic impedance does not depend on

Power Systems
The sequence components of the fault current are as follows: IR1 = j1.5 pu, IR2 = -j0.5 pu, IR0 = -j1. The type of fault is

Power Systems
The equation of area control error(ACE) is

Power Systems
In a pressurized water reactor