Power Systems What should be the minimum depth (in metre)of cable trench to dug for laying of 1.1 kV? 0.75. 1.05. 1.20. 0.90. 0.75. 1.05. 1.20. 0.90. ANSWER DOWNLOAD EXAMIANS APP
Power Systems To improve the efficiency of thermal power plant ________________ is placed between boiler and turbine. air preheater. ash handling point. superheater. economizer. air preheater. ash handling point. superheater. economizer. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Mercury is choice with steam in binary vapor cycle because all of above. higher critical temperature and pressure. higher saturation temperature than other fluids. relative low vaporization pressure. all of above. higher critical temperature and pressure. higher saturation temperature than other fluids. relative low vaporization pressure. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Recovery voltage in CB is equal to normal frequency 50 Hz rms voltage. transient voltage. none of these. arcing period voltage. normal frequency 50 Hz rms voltage. transient voltage. none of these. arcing period voltage. ANSWER DOWNLOAD EXAMIANS APP
Power Systems An over current relay, having a current setting of 125% connected to a supply circuit through a current transformer of ratio 400/5. The pick up value is 10 A 6.25 A 12.5 A 15 A 10 A 6.25 A 12.5 A 15 A ANSWER DOWNLOAD EXAMIANS APP
Power Systems Advantages of higher transmission voltage is/are Area of cross section and volume of the conductor is reduced Power transfer capability of the transmission line is increased All of these Transmission line losses are reduced Area of cross section and volume of the conductor is reduced Power transfer capability of the transmission line is increased All of these Transmission line losses are reduced ANSWER DOWNLOAD EXAMIANS APP
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