Power Systems The conductor of a 10 Km long single phase, two wire line are separated by a distance of 1.5 m the diameter of each conductor the inductance of the circuit is 23.8 mH. 25.8 mH. 21.2 mH. 23.33 mH. 23.8 mH. 25.8 mH. 21.2 mH. 23.33 mH. ANSWER DOWNLOAD EXAMIANS APP
Power Systems MCB stands for minimum capacity breaker. miniature circuit breaker. molded circuit breaker. maximum capacity breaker. minimum capacity breaker. miniature circuit breaker. molded circuit breaker. maximum capacity breaker. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Frequencies must be same in which of the following line to exchange the power from one place to other place ? 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 Asynchronous line Synchronous line ANSWER DOWNLOAD EXAMIANS APP
Power Systems What should be the minimum depth (in metre)of cable trench to dug for laying of 1.1 kV? 0.90. 0.75. 1.20. 1.05. 0.90. 0.75. 1.20. 1.05. ANSWER DOWNLOAD EXAMIANS APP
Power Systems What is the function of economiser in steam boilers improving thermal efficiency cooling collect ash particals All of these improving thermal efficiency cooling collect ash particals All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems A three phase, 33 kV oil circuit breaker is rated 1200 A, 2000 MVA, 3 secs. The symmetrical breaking current is 55 kA. 45 kA. 35 kA. 50 kA. 55 kA. 45 kA. 35 kA. 50 kA. ANSWER DOWNLOAD EXAMIANS APP
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