Power Systems What should be the minimum depth (in metre)of cable trench to dug for laying of 1.1 kV? 1.20. 1.05. 0.90. 0.75. 1.20. 1.05. 0.90. 0.75. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statements is/are true? By increasing of temperature, neither 1 nor 2 sag increase tension decrease both 1 and 2 neither 1 nor 2 sag increase tension decrease both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Counter poise is used for proper discharging of lighting surges less surge impedance more surge impedance reduce losses proper discharging of lighting surges less surge impedance more surge impedance reduce losses ANSWER DOWNLOAD EXAMIANS APP
Power Systems If we increase the spacing between the phase conductors, the value of line inductance decrease increase remains unaffected None of these decrease increase remains unaffected None of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems The modern trend in electric power generation to have large number of small size thermal plants located at different places. none of above. to have large size thermal plants near load centre. to have large size thermal plant located near coal fields. to have large number of small size thermal plants located at different places. none of above. to have large size thermal plants near load centre. to have large size thermal plant located near coal fields. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If a 500 MVA, 11 kV 3-phase generator at 50 Hz feeds through a transfer impedance of (0+j0.605) Ω/phase, an infinite voltage also at 11 kV, then the maximum steady state power transfer on the base of 500 MVA and 11 kV is 0.5 pu 0.8 pu 0.4 pu 1 pu 0.5 pu 0.8 pu 0.4 pu 1 pu ANSWER DOWNLOAD EXAMIANS APP
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