Power Systems In a transmission line the insulators to be used at the dead end or sharp curves are suspension type any of the above strain type pin type insulator suspension type any of the above strain type pin type insulator ANSWER DOWNLOAD EXAMIANS APP
Power Systems What will be the ratio of the C.T. on the H.V side of a 3 - φ star / delta 33 / 11 kV transformer if the protecting CT on the LV side has a ratio of 300 : 5 ? 200 : 5 / √3. 120 : 6 / √3. 100 : 5 / √3. 150 : 4 / √3. 200 : 5 / √3. 120 : 6 / √3. 100 : 5 / √3. 150 : 4 / √3. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A buchholz relay is used for nether 1 nor 2 protection of a transformer against all external faults protection of a transformer against all internal faults both 1 and 2 nether 1 nor 2 protection of a transformer against all external faults protection of a transformer against all internal faults both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems What should be the minimum depth (in metre)of cable trench to dug for laying of 1.1 kV? 0.75. 1.20. 1.05. 0.90. 0.75. 1.20. 1.05. 0.90. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The charging reactance of 50 km transmission line is 1500 Ω. What is the charging reactance for 100 km length of line? 1500 Ω 1000 Ω 750 Ω 3000 Ω 1500 Ω 1000 Ω 750 Ω 3000 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the load is short circuited, then reflection coefficient of voltage is -1 -2 1 0 -1 -2 1 0 ANSWER DOWNLOAD EXAMIANS APP
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