Power Systems In a pressurized water reactor the coolant water boils in the reactor core. heavy water is used as both coolant and moderator. water is used at high pressure so that it is available is liquid from at about 280° C. both B and C. the coolant water boils in the reactor core. heavy water is used as both coolant and moderator. water is used at high pressure so that it is available is liquid from at about 280° C. both B and C. ANSWER DOWNLOAD EXAMIANS APP
Power Systems To protect the power transformer ( Y-Y with neutral grounded) against fault, which type of connection do the current transformers have? Δ-Y connection Y-Y connection Δ-Δ connection Y-Δ connection Δ-Y connection Y-Y connection Δ-Δ connection Y-Δ connection ANSWER DOWNLOAD EXAMIANS APP
Power Systems The radiation shield for a nuclear power reactor for biological safety is provided by having the reactor immersed in water pool. isolated from outside word with strong magnetic field. encased thick metal wall. encased by thick concrete wall. immersed in water pool. isolated from outside word with strong magnetic field. encased thick metal wall. encased by thick concrete wall. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a short circuit test circuit breaker, time to reach the peak re-striking voltage 60 microsecond & the peak re-striking voltage 120 kV. Determine average RRRV (Rate of rise re-striking voltage)? 3.5 × 106 kV / sec. 2 × 106 kV / sec. 3 × 106 kV / sec. 1 × 106 kV / sec. 3.5 × 106 kV / sec. 2 × 106 kV / sec. 3 × 106 kV / sec. 1 × 106 kV / sec. ANSWER DOWNLOAD EXAMIANS APP
Power Systems On which one of the following cycles does a modern steam power plat work Rankine cycle. Otto cycle. Carnot cycle. Bell - Coleman cycle. Rankine cycle. Otto cycle. Carnot cycle. Bell - Coleman cycle. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Corona loss is ----------------- on hilly areas than as plain areas. more less None of these remain same more less None of these remain same ANSWER DOWNLOAD EXAMIANS APP
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