Power Systems Critical disruptive voltage is a voltage at which corona is visible with blue or violet colour both 1 and 2 corona is just initiated nether 1 nor 2 corona is visible with blue or violet colour both 1 and 2 corona is just initiated nether 1 nor 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Pin insulators are used up to 120 kV 11 kV 33 kV any voltage level 120 kV 11 kV 33 kV any voltage level ANSWER DOWNLOAD EXAMIANS APP
Power Systems The insulator thickness on the conductor, in cables depends upon current power factor reactive power voltage current power factor reactive power voltage ANSWER DOWNLOAD EXAMIANS APP
Power Systems Two identical synchronous machines having same inertia constant are connected in parallel and swinging together. The effective inertia constant is 4 MJ/MVA. Then each machine has inertia constant of 8 MJ/MVA 2 MJ/MVA 4 MJ/MVA 16 MJ/MVA 8 MJ/MVA 2 MJ/MVA 4 MJ/MVA 16 MJ/MVA ANSWER DOWNLOAD EXAMIANS APP
Power Systems Aluminium is now most commonly employed conductor material in transmission lines than copper because it is more conductive costlier it is cheaper and lighter its tensile strength is more it is more conductive costlier it is cheaper and lighter its tensile strength is more ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is a reaction turbines Pelton turbine and Francis turbine. Francis turbine and Kaplan turbine. None of these. Kaplan and Pelton turbine. Pelton turbine and Francis turbine. Francis turbine and Kaplan turbine. None of these. Kaplan and Pelton turbine. ANSWER DOWNLOAD EXAMIANS APP
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