# The steady state stability of the power system can be increased by?

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The steady state stability of the power system can be increased by connecting lines in parallel.

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The steady state error of the system can be minimized by

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The steady state stability limit as compared to the transient state stability limit is always

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steady-state stability of a power system is improved by

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Stability of a transmission line can be increased by

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With fault clearing time, the transient stability of a power system

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The stability of the power system is not affected by  (1) generator reactance (2) line reactance (3) line losses (4) output torque

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In order to regulate steady state error to zero, in a negative feedback control system, one employs

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Which of the following statements is true?  (1) steady-state stability limit is greater than transient stability limit  (2) steady-state stability limit is equal to transient stability limit  (3) steady-state stability limit is less than the transient stability limit  (4) no generalization can be made regarding the equality or otherwise of the steady-state stability limit and transient stability limit

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The steady state stability of the power system can be improved by (A) using machines of high impedance (B) connecting transmission lines in series. (C) connecting lines in parallel. (D) reducing, the excitation of the machines.

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If the load of the normally excited synchronous motor is increased the power factor will?

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How can the steady-state error in a system be reduced?  (1) By decreasing the type of system (2) By increasing system gain (3) By decreasing the static error constant (4) By increasing the input

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For a 15-bus power system with 3 voltage controlled buses, the size of Jacobian matrix is

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State the functions of fuel system and exhaust system of a diesel power station.

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A lightening arrester connected between the line and earth in a power system  (1) protects the terminal equipment against travelling surges (2) protects the transmission line against direct lightening strokes (3) suppresses high frequency oscillations in the line (4) reflects back the travelling wave approaching it

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The resolving power of a spectrometer consisting of collimator, a grating and a telescope can be increased by (A) increasing the angular magnification of the telescope (B) increasing the period of the grating (C) decreasing the period of the grating (D) decreasing the slit-width of the collimator

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In voltage source converter based HVDC transmission system the active power is controlled by changing (A) phase angle of the converter ac input voltage (B) supply frequency of the converter ac input voltage (C) magnitude of the converter ac input voltage (D) DC voltage at the inverter terminals

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What is meant by feeder in power system?

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If stability error for step input and speed of response be the criteria for design, what controller would you recommend (1) P controller (2) PD controller (3) PI controller (4) PID controller

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What is the choice of size and number of generator units in interconnected power system?

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The benefit of power factor correction in a power system is (A) lower power consumption (B) increased demand charge (C) reduced load carrying capabilities in existing lines (D) reduced voltage profile

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Power factor of the system is kept high?

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What are the components of a power system?

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Generally in a power system network, the load is represented as a :  (A) Constant power in both load flow study and in stability study  (B) Constant power in load flow study and constant impedance in stability study  (C) Constant power in stability study and constant impedance in load flow study  (D) Constant impedance in both load flow study and in stability study

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If non-linear loads are connected to the power system, then (A) displacement power factor is same as the total power factor (B) displacement power factor is not equal to the total power factor (C) displacement power factor is due to harmonic currents (D) total power factor is due to fundamental component of current

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Explain starting system in diesel electric power plant.

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Explain fuel system and air intake system in diesel electric power plant.

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Explain power system analysis.

2 answers 51 views

What is sag in power system?

3 answers 144 views

What are interconnected power system?

0 answers 41 views

What is microgrid in power system?

0 answers 17 views

What is power system planning?

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The 'Equal area criterion' for the determination of transient stability of a synchronous machine connected to an infinite bus  (1) ignores line as well as synchronous machine resistance and shunt capacitances.  (2) assumes accelerating power acting on the rotor as constant.  (3) ignores the effect of voltage ... inherent damping present in the machine.  (4) takes into consideration the possibility of machine losing synchronism after it has survived during the first swing.

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What is the use of stability factor?

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Improvement of transient stability using SVC

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The state of charge of the battery is indicated by the electrolyte's :  (A) mass (B) colour (C) viscosity (D) specific gravity

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A solid state relay (A) withstands voltage transients (B) does not require auxiliary dc supply (C) provide low burden on CT and P (D) does not provide earth fault protection

0 answers 17 views

What is stability in an amplifier?

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. If the peak transmitted power in a radar system is increased by a factor of 16, the maximum range will be increased by a factor of : (A) 2 (B) 4 (C) 8 (D) 16

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Explain the on state losses in power BJT.