In a 220 kV system, the inductance and capacitance up to the circuit breaker location are 25 mH and 0.025 µF respectively. The value of resistor required to be connected across the breaker contacts which will give no transient oscillations, is

Power Systems
In a 220 kV system, the inductance and capacitance up to the circuit breaker location are 25 mH and 0.025 µF respectively. The value of resistor required to be connected across the breaker contacts which will give no transient oscillations, is

25 Ω

1000 Ω

250 Ω

500 Ω

25 Ω

1000 Ω

250 Ω

500 Ω

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Power Systems
When bundle conductor are used in place of single conductor the effective inductance and capacitance will respectively

decrease and increase.

increase and decrease.

increase and remain unaffected.

decrease and remain unaffected.

decrease and increase.

increase and decrease.

increase and remain unaffected.

decrease and remain unaffected.

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Power Systems
In a pressurized water reactor

the coolant water boils in the reactor core.

both B and C.

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

heavy water is used as both coolant and moderator.

the coolant water boils in the reactor core.

both B and C.

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

heavy water is used as both coolant and moderator.

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Power Systems
In an induction relay for a particular current setting the operating time 4 sec. When the time multiplier setting is 0.8 if the time multiplier setting is rest to 1 the operating time is

5.

1.

un changed.

10.

5.

1.

un changed.

10.

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Power Systems
Transmission line has a length of 300 km, operating at sending end voltage Vs = 1 pu, find the receiving end voltage(Vr) at no load?

0.098 pu

1 pu

0.98 pu

1.098 pu

0.098 pu

1 pu

0.98 pu

1.098 pu

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Power Systems
Which of the following statements is/are true? In case of parallel transmission lines

fault current increases

fault current reduces

both 1 and 3

stability increases

fault current increases

fault current reduces

both 1 and 3

stability increases

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Power Systems

Power Systems In a 220 kV system, the inductance and capacitance up to the circuit breaker location are 25 mH and 0.025 µF respectively. The value of resistor required to be connected across the breaker contacts which will give no transient oscillations, is

Power Systems When bundle conductor are used in place of single conductor the effective inductance and capacitance will respectively

Power Systems In a pressurized water reactor

Power Systems In an induction relay for a particular current setting the operating time 4 sec. When the time multiplier setting is 0.8 if the time multiplier setting is rest to 1 the operating time is

Power Systems Transmission line has a length of 300 km, operating at sending end voltage Vs = 1 pu, find the receiving end voltage(Vr) at no load?

Power Systems Which of the following statements is/are true? In case of parallel transmission lines

Power Systems
In a 220 kV system, the inductance and capacitance up to the circuit breaker location are 25 mH and 0.025 µF respectively. The value of resistor required to be connected across the breaker contacts which will give no transient oscillations, is

Power Systems
When bundle conductor are used in place of single conductor the effective inductance and capacitance will respectively

Power Systems
In a pressurized water reactor

Power Systems
In an induction relay for a particular current setting the operating time 4 sec. When the time multiplier setting is 0.8 if the time multiplier setting is rest to 1 the operating time is

Power Systems
Transmission line has a length of 300 km, operating at sending end voltage Vs = 1 pu, find the receiving end voltage(Vr) at no load?

Power Systems
Which of the following statements is/are true? In case of parallel transmission lines