Power Systems Uses of diesel power stations All of these emergency plants. standby plants. peak load plant. All of these emergency plants. standby plants. peak load plant. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Radio interference occur in telecommunication line due to electro magnetic induction nether 1 nor 2 both 1 and 2 electro static induction electro magnetic induction nether 1 nor 2 both 1 and 2 electro static induction ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following transformer is used in sub station for operating a protective relay? distribution transformer auto transformer All of these capacitor voltage transformer distribution transformer auto transformer All of these capacitor voltage transformer ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 60 Hz, 320 Km loss less line has sending end voltage 1.0 pu. The receiving end voltage on no-load is none of these. 1.116 pu. 1.1 pu. 1.088 pu. none of these. 1.116 pu. 1.1 pu. 1.088 pu. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The surge impedance of a 400 km long overhead transmission line is 420 Ω. For a 200 km length of the same line, the surge impedance will be 840 Ω 400 Ω 420 Ω 210 Ω 840 Ω 400 Ω 420 Ω 210 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statements is/are true? Corona is reduced by increasing the radius of the conductor decreasing the supply frequency All of these increasing the distance between the conductor increasing the radius of the conductor decreasing the supply frequency All of these increasing the distance between the conductor ANSWER DOWNLOAD EXAMIANS APP