Power Systems Condition for zero voltage regulation is cosφ = X/R tanφ = R/X cosφ = R/X tanφ = X/R cosφ = X/R tanφ = R/X cosφ = R/X tanφ = X/R ANSWER DOWNLOAD EXAMIANS APP
Power Systems The only place where slip ring induction motors used in thermal power plants is none of above. coal handling plant. conveyors. lubrication oil pumps. none of above. coal handling plant. conveyors. lubrication oil pumps. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A hydro electric generating station is supplied from a reservoir of capacity 5 × 10 − 6 cubic meters at a head of 200 meters. Find the total energy available in KWh if the overall efficiency is 75 % 4.06 × 106 kWh. 5 × 106 kWh. 3 × 106 kWh. 2.044 × 106 kWh. 4.06 × 106 kWh. 5 × 106 kWh. 3 × 106 kWh. 2.044 × 106 kWh. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Incremental cost of two generators Ic1 = 0.2 P1+60, Ic2 = 0.3 P2+40 and the ratings of the generator are 150 and 250 MW. Find the load sharing of each generator for a load of 200 MW? P1 = 60 MW, P2 = 140 MW P1 = 80 MW, P2 = 120 MW P1 = 100 MW, P2 = 100 MW P1 = 120 MW, P2 = 80 MW P1 = 60 MW, P2 = 140 MW P1 = 80 MW, P2 = 120 MW P1 = 100 MW, P2 = 100 MW P1 = 120 MW, P2 = 80 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems Where is the draft tube of a hydroelectric plant that is an airtight pipe located Near the surge tank. At the beginning of the penstock. In between the runner exhaust and the tail race. In between the penstock and runner. Near the surge tank. At the beginning of the penstock. In between the runner exhaust and the tail race. In between the penstock and runner. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following are the fissile materials U238 and Th232. None of these. U235 and Th239. U235, U233 and Pu239. U238 and Th232. None of these. U235 and Th239. U235, U233 and Pu239. ANSWER DOWNLOAD EXAMIANS APP
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