Power Systems Proximity effect depends on distance between the conductors All of these frequency relative permeability distance between the conductors All of these frequency relative permeability ANSWER DOWNLOAD EXAMIANS APP
Power Systems A buchholz relay is used for 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 nether 1 nor 2 protection of a transformer against all external faults protection of a transformer against all internal faults ANSWER DOWNLOAD EXAMIANS APP
Power Systems For large plants of capacity for more than 15 MW, what type of cooling is used Water. Air. Liquid. Hydrogen. Water. Air. Liquid. Hydrogen. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3-phase, 110 kV coaxial XLPE insulated power cable delivering power at 50 Hz, has a capacitance of 125 nF/km. If the dielectric loss tangent of XLPE is 2*10^-4, then dielcetric power loss in this cable in W/km/phase is 35.45 31.7 23.9 38.6 35.45 31.7 23.9 38.6 ANSWER DOWNLOAD EXAMIANS APP
Power Systems For some given transmission line the expression for voltage regulation is given by (Vs - Vr)/Vr *100%. Hence, this expression is true for any line this may either be a medium line or short line this must be a short line None of these this expression is true for any line this may either be a medium line or short line this must be a short line None of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems Water hamming process in pen-stocks results in pressure increases. None of these noise increases, pressure increases, velocity decreases. noise increases. pressure increases. None of these noise increases, pressure increases, velocity decreases. noise increases. ANSWER DOWNLOAD EXAMIANS APP
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