Nuclear Power Engineering A heterogeneous reactor is the one, in which the moderator and the Coolant are present in different phases (e.g., heavy water and graphite) Fuel are present in different phases (e.g. uranium and heavy water) None of these Coolant are different materials Coolant are present in different phases (e.g., heavy water and graphite) Fuel are present in different phases (e.g. uranium and heavy water) None of these Coolant are different materials ANSWER DOWNLOAD EXAMIANS APP
Nuclear Power Engineering In a pressurised water reactor (PWR), the Coolant water is pressurised to prevent bulk boiling of water in the core Coolant water boils in the core of the reactor Fuel is natural uranium and heavy water acts both as moderator & coolant Use of moderator is not required Coolant water is pressurised to prevent bulk boiling of water in the core Coolant water boils in the core of the reactor Fuel is natural uranium and heavy water acts both as moderator & coolant Use of moderator is not required ANSWER DOWNLOAD EXAMIANS APP
Nuclear Power Engineering The function of moderators in nuclear reactor is to Slow down the secondary neutrons Absorb the secondary neutrons None of these Control the chain reaction Slow down the secondary neutrons Absorb the secondary neutrons None of these Control the chain reaction ANSWER DOWNLOAD EXAMIANS APP
Nuclear Power Engineering Gas cooling as compared to water cooling of nuclear reactors Can produce only saturated steam for feeding to power turbine Is more efficient as gas has a higher specific heat None of these Can not attain a high temperature Can produce only saturated steam for feeding to power turbine Is more efficient as gas has a higher specific heat None of these Can not attain a high temperature ANSWER DOWNLOAD EXAMIANS APP
Nuclear Power Engineering A boiling water reactor is the one, in which the Coolant water is allowed to boil in the core of the reactor Pressurised water is pumped into the core Coolant water, after being heated in the reactor core, generates steam in a boiler Fuel and the coolant are thoroughly mixed to form a homogeneous solution Coolant water is allowed to boil in the core of the reactor Pressurised water is pumped into the core Coolant water, after being heated in the reactor core, generates steam in a boiler Fuel and the coolant are thoroughly mixed to form a homogeneous solution ANSWER DOWNLOAD EXAMIANS APP
Nuclear Power Engineering Sodium melts (at atmospheric pressure) at a temperature of __________ °C. 98 348 588 58 98 348 588 58 ANSWER DOWNLOAD EXAMIANS APP
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