Power Systems Which material is used in controlling chain reaction in a nuclear reactor Thorium. Heavy water. Boron. Beryllium. Thorium. Heavy water. Boron. Beryllium. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The water from a catchment is 60*106 cu m annually and hydro station has head of 40 m. Assuming ideal generator and turbine, the power that can be theoretically generated is 250 kW 300 kW 500 kW 750 kW 250 kW 300 kW 500 kW 750 kW ANSWER DOWNLOAD EXAMIANS APP
Power Systems A thermal generating station has an installed capacity of 15 MW and supplies a daily load of 10 MW for 12 hours and 5 MW for remaining 12 hours. If the load factor is 0.8. Find the reserve capacity of the station? 9 MW 5 MW 18 MW 10 MW 9 MW 5 MW 18 MW 10 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3-phase transmission line operating at Vs = 400 kV and has ABCD parameters A= D = 0.8∠0°, B = 100∠°90 Ω, C = 0.5*10^-6∠90° ℧. Find Charging current under no load? 0.344∠90° A/phase 0.512∠90° A/phase 0.144∠90° A/phase 1.144∠90° A/phase 0.344∠90° A/phase 0.512∠90° A/phase 0.144∠90° A/phase 1.144∠90° A/phase ANSWER DOWNLOAD EXAMIANS APP
Power Systems Three generators rated 100 MVA, 11 kV have an impedance of 0.15 pu each. If in the same plant, these generators are being replaced by a single equivalent generator, the effective impedance of equivalent generator will be 0.15 pu 0.25 pu 0.45 pu 0.05 pu 0.15 pu 0.25 pu 0.45 pu 0.05 pu 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. 2.044 × 106 kWh. 5 × 106 kWh. 3 × 106 kWh. 4.06 × 106 kWh. 2.044 × 106 kWh. 5 × 106 kWh. 3 × 106 kWh. ANSWER DOWNLOAD EXAMIANS APP
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