Power Systems The power level of nuclear reactor can be increase by ( K = multiplication factor ) raising the value of K above 1, but later bringing it back to K = 1. raising the value of K above 1 and keeping it at raised value. lowering the value of K below 1 but later bringing it back to K = 1. lowering the value of K below and keeping at that lowered value. raising the value of K above 1, but later bringing it back to K = 1. raising the value of K above 1 and keeping it at raised value. lowering the value of K below 1 but later bringing it back to K = 1. lowering the value of K below and keeping at that lowered value. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The function of moderator in a nuclear reactor is to reduce the speed of neutrons. absorb neutrons. stop chain reaction. reduce temperature. reduce the speed of neutrons. absorb neutrons. stop chain reaction. reduce temperature. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Skin effect depends on frequency All of these relative permeability conductivity frequency All of these relative permeability conductivity ANSWER DOWNLOAD EXAMIANS APP
Power Systems If a generator of 250 MVA rating has an inertia constant of 6 MJ/MVA, its inertia constant on 100 MVA base is 10.5 MJ/MVA 15 MJ/MVA 6 MJ/MVA 2.5 MJ/MVA 10.5 MJ/MVA 15 MJ/MVA 6 MJ/MVA 2.5 MJ/MVA ANSWER DOWNLOAD EXAMIANS APP
Power Systems If transmission line parameters A and B are 0.9∠0° and 200∠90° respectively. Find the shunt reactor required to compensate the ferranti effect? 750 Ω 1500 Ω 3000 Ω 2000 Ω 750 Ω 1500 Ω 3000 Ω 2000 Ω 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 ? Asynchronous line No need of same frequency for exchange of power both 1 and 2 Synchronous line Asynchronous line No need of same frequency for exchange of power both 1 and 2 Synchronous line ANSWER DOWNLOAD EXAMIANS APP
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