A 50 Hz, 17.32 kV generator is connected to a power system. The system reactance and capacitance per phase are 10 mH and 0.2 mF respectively. What is the maximum voltage across the contacts of the circuit breaker at an instant when it passes through zero?

Power Systems
A 50 Hz, 17.32 kV generator is connected to a power system. The system reactance and capacitance per phase are 10 mH and 0.2 mF respectively. What is the maximum voltage across the contacts of the circuit breaker at an instant when it passes through zero?

30.28 kV

31.28 kV

29.28 kV

28.28 kV

30.28 kV

31.28 kV

29.28 kV

28.28 kV

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Power Systems
In a 4 bus,4×4 Y bus matrix the number of non zero elements are 12. Find the number of transmission lines?

4

8

2

5

4

8

2

5

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Power Systems
At slack bus, which one of the following combinations of variables is not specified?

Q and V

V and δ

P and V

P and Q

Q and V

V and δ

P and V

P and Q

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Power Systems
Storage requirement can be determined from

mass Curve.

hydro-graph.

both B and C.

flow duration curve.

mass Curve.

hydro-graph.

both B and C.

flow duration curve.

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Power Systems
IF the time of operation of a relay for unity TMS is 10 sec then the time of operation for 0.5 TMS is

5 sec.

10 sec.

none of these.

20 sec.

5 sec.

10 sec.

none of these.

20 sec.

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Power Systems
Find the surge impedance of a line when inductance is 160 mH and capacitance is 1µF?

200 Ω

800 Ω

400 Ω

160 Ω

200 Ω

800 Ω

400 Ω

160 Ω

ANSWER DOWNLOAD EXAMIANS APP

Power Systems

Power Systems A 50 Hz, 17.32 kV generator is connected to a power system. The system reactance and capacitance per phase are 10 mH and 0.2 mF respectively. What is the maximum voltage across the contacts of the circuit breaker at an instant when it passes through zero?

Power Systems In a 4 bus,4×4 Y bus matrix the number of non zero elements are 12. Find the number of transmission lines?

Power Systems At slack bus, which one of the following combinations of variables is not specified?

Power Systems Storage requirement can be determined from

Power Systems IF the time of operation of a relay for unity TMS is 10 sec then the time of operation for 0.5 TMS is

Power Systems Find the surge impedance of a line when inductance is 160 mH and capacitance is 1µF?

Power Systems
A 50 Hz, 17.32 kV generator is connected to a power system. The system reactance and capacitance per phase are 10 mH and 0.2 mF respectively. What is the maximum voltage across the contacts of the circuit breaker at an instant when it passes through zero?

Power Systems
In a 4 bus,4×4 Y bus matrix the number of non zero elements are 12. Find the number of transmission lines?

Power Systems
At slack bus, which one of the following combinations of variables is not specified?

Power Systems
Storage requirement can be determined from

Power Systems
IF the time of operation of a relay for unity TMS is 10 sec then the time of operation for 0.5 TMS is

Power Systems
Find the surge impedance of a line when inductance is 160 mH and capacitance is 1µF?