Power Systems The arc voltage produced in an AC circuit breaker is always leading the arc current by 90°. lagging the arc current by 90°. in phase with the arc current. in phase opposition with the arc current. leading the arc current by 90°. lagging the arc current by 90°. in phase with the arc current. in phase opposition with the arc current. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a steam power plant, the feed water coming to the economizer is heated plant the feed water coming to the economizer is heated using direct heat in the furnace. HP steam. flue gas. LP steam. direct heat in the furnace. HP steam. flue gas. LP steam. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has self and mutual impedances are 0.8 and 0 pu respectively. Find the positive, negative and zero sequence impedances respectively? 0.6, 0.8 and 1.2 pu 0.6, 0.6 and 1.2 pu 0.6, 0.6 and 0.6 pu 0.8, 0.8 and 0.8 pu 0.6, 0.8 and 1.2 pu 0.6, 0.6 and 1.2 pu 0.6, 0.6 and 0.6 pu 0.8, 0.8 and 0.8 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Efficiency of thermal power plant can be taken as turbine efficiency. efficiency of thermal cycle. generator efficiency. product of efficiencies of all stages. turbine efficiency. efficiency of thermal cycle. generator efficiency. product of efficiencies of all stages. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A diesel power plant is generally used as a/an Standby/emergency plant. Base load. Peak loads. Any of above. Standby/emergency plant. Base load. Peak loads. Any of above. ANSWER DOWNLOAD EXAMIANS APP
Power Systems India’s largest thermal power station is located at Neyveli. Sarni. Kota. Chandrapur. Neyveli. Sarni. Kota. Chandrapur. ANSWER DOWNLOAD EXAMIANS APP