Power Systems Power transmission lines are transposed to reduce skin effect proximity effect radio interference ferranti effect skin effect proximity effect radio interference ferranti effect ANSWER DOWNLOAD EXAMIANS APP
Power Systems Critical disruptive voltage is a voltage at which corona is visible with blue or violet colour both 1 and 2 nether 1 nor 2 corona is just initiated corona is visible with blue or violet colour both 1 and 2 nether 1 nor 2 corona is just initiated ANSWER DOWNLOAD EXAMIANS APP
Power Systems The conductor carries more current on surface as compared to core. This is called as corona effect skin effect All of these unsymmetrical fault corona effect skin effect All of these unsymmetrical fault ANSWER DOWNLOAD EXAMIANS APP
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 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Phase shift occurs due to which of the following components? conductance both 1 and 2 capacitance inductance conductance both 1 and 2 capacitance inductance ANSWER DOWNLOAD EXAMIANS APP
Power Systems A steam power generation has an overall efficiency of 20 %. 0.6 Kg of coal is burnt per kWh of electrical energy generated. Calculated the calorific value of fuel 7166.67 KCal / Kg. 7268.45 KCal / Kg. 7000 KCal / Kg. 7562 KCal / Kg. 7166.67 KCal / Kg. 7268.45 KCal / Kg. 7000 KCal / Kg. 7562 KCal / Kg. ANSWER DOWNLOAD EXAMIANS APP
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