Power Systems If the load is short circuited, then reflection coefficient of voltage is 1 0 -2 -1 1 0 -2 -1 ANSWER DOWNLOAD EXAMIANS APP
Power Systems What is the function of economiser in steam boilers collect ash particals cooling improving thermal efficiency All of these collect ash particals cooling improving thermal efficiency All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems The draw back of NR method as compare to Gauss-Seidel method is/are? large number of iterations large requirement of computer memory None of these both 1 and 2 large number of iterations large requirement of computer memory None of these both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Transmission line parameters of the short transmission line are Z,0,Y,1 1,Z,Y,1 1,0,Y,1 1,Z,0,1 Z,0,Y,1 1,Z,Y,1 1,0,Y,1 1,Z,0,1 ANSWER DOWNLOAD EXAMIANS APP
Power Systems In coal fired thermal power stations, what are the electrostatic precipitators used for? To remove dust particles setting on the bus bar conductors in the station switch yard All of these To collect the dust particles from the flue gases To keep the air heaters clean To remove dust particles setting on the bus bar conductors in the station switch yard All of these To collect the dust particles from the flue gases To keep the air heaters clean ANSWER DOWNLOAD EXAMIANS APP
Power Systems Two identical synchronous machines having same inertia constant are connected in parallel and swinging together. The effective inertia constant is 4 MJ/MVA. Then each machine has inertia constant of 8 MJ/MVA 2 MJ/MVA 16 MJ/MVA 4 MJ/MVA 8 MJ/MVA 2 MJ/MVA 16 MJ/MVA 4 MJ/MVA ANSWER DOWNLOAD EXAMIANS APP