Power Systems The voltage and current instantaneous values are given as 5 sin (ωt + 30°) pu and 2 sin (ωt - 15°) pu respectively. Find the per unit active power? 5.353 pu 5 pu 7 pu 3.535 pu 5.353 pu 5 pu 7 pu 3.535 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which one of following is employed as a moderator by CANDU type of slow thermal nuclear reactors Water. Heavy water. Beryllium. Graphite. Water. Heavy water. Beryllium. Graphite. 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 0.85 Hz -0.76 Hz -0.85 Hz 0.76 Hz 0.85 Hz -0.76 Hz -0.85 Hz ANSWER DOWNLOAD EXAMIANS APP
Power Systems Pelton turbine is a ----------- turbine inward radial flow impulsive any of the above axial flow inward radial flow impulsive any of the above axial flow ANSWER DOWNLOAD EXAMIANS APP
Power Systems For harnessing low variable water heads, the suitable hydraulic turbine with high percentage of reaction and runner adjust vanes is Kaplan. Impeller. Francis. Pelton. Kaplan. Impeller. Francis. Pelton. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Reflector of a nuclear reactor are made up of boron. steel. cast iron. beryllium. boron. steel. cast iron. beryllium. ANSWER DOWNLOAD EXAMIANS APP