Power Systems Frequencies must be same in which of the following line to exchange the power from one place to other place ? Asynchronous line Synchronous line No need of same frequency for exchange of power both 1 and 2 Asynchronous line Synchronous line No need of same frequency for exchange of power both 1 and 2 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 10 MW 18 MW 5 MW 9 MW 10 MW 18 MW 5 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems Hydro-graph is similar to energy load curve. load curve. both B and C. mass curve. energy load curve. load curve. both B and C. mass curve. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which type of connection is employed for current transformers for the protection of star- delta connected 3-phase transformer? delta-star star-delta delta-delta star-star delta-star star-delta delta-delta star-star ANSWER DOWNLOAD EXAMIANS APP
Power Systems Under excited Synchronous phase modifier works as shunt reactor series capacitor any of the above shunt capacitor shunt reactor series capacitor any of the above shunt capacitor ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 200 MVA alternator operated at no load at frequency of 50 Hz, it has inertia constant of 5 MWsec/MVA and governing system has a time delay of 0.6 sec. If the load of 50 MW is suddenly applied then find the frequency deviation during this time? -0.76 Hz 0.76 Hz -0.85 Hz 0.85 Hz -0.76 Hz 0.76 Hz -0.85 Hz 0.85 Hz ANSWER DOWNLOAD EXAMIANS APP
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