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

1000 Ω

250 Ω

25 Ω

500 Ω

1000 Ω

250 Ω

25 Ω

500 Ω

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Power Systems
The water from a catchment is 60*106 cu m annually and hydro station has head of 40 m. Assuming ideal generator and turbine, the power that can be theoretically generated is

750 kW

300 kW

500 kW

250 kW

750 kW

300 kW

500 kW

250 kW

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Power Systems
The VSWR of transmission line is

Directly proportional to characteristic impedance and inversely to load impedance.

Proportional to load and characteristic impedance.

Directly proportional to load impedance and inversely to characteristic impedance.

Directly proportional to voltage minimum and inversely proportional to voltage maximum.

Directly proportional to characteristic impedance and inversely to load impedance.

Proportional to load and characteristic impedance.

Directly proportional to load impedance and inversely to characteristic impedance.

Directly proportional to voltage minimum and inversely proportional to voltage maximum.

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Power Systems
Which turbine is ideally suited to pumped storage plants

Pelton.

Kaplan.

Francis.

Impeller.

Pelton.

Kaplan.

Francis.

Impeller.

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Power Systems
The specific speed of water turbine is the speed at which the turbine develops

maximum horse power.

a minimum horse power.

unit horse power at all heads.

unit horse power at unit head.

maximum horse power.

a minimum horse power.

unit horse power at all heads.

unit horse power at unit head.

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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

LG

LLL

LLG

LL

LG

LLL

LLG

LL

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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 The water from a catchment is 60*106 cu m annually and hydro station has head of 40 m. Assuming ideal generator and turbine, the power that can be theoretically generated is

Power Systems The VSWR of transmission line is

Power Systems Which turbine is ideally suited to pumped storage plants

Power Systems The specific speed of water turbine is the speed at which the turbine develops

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
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
The water from a catchment is 60*106 cu m annually and hydro station has head of 40 m. Assuming ideal generator and turbine, the power that can be theoretically generated is

Power Systems
The VSWR of transmission line is

Power Systems
Which turbine is ideally suited to pumped storage plants

Power Systems
The specific speed of water turbine is the speed at which the turbine develops

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