Mechanical Engineering Questions And Answers :: Nuclear Power Plants: part1



Mechanical Engineering : Nuclear Power Plants QUESTIONS AND ANSWERS :: part1 : 1 to 5

Following Mechanical Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2014 and IES 2014 examinations :

1.Enriched uranium is one in which

%age of U235 has been artificially in-creased
%age of U has been artificially in�creased
%age of U234 has been artificially in-creased
extra energy is pumped from outside
all impurities have been removed.

2.A nuclear unit becoming critical means

it is generating power to rated capacity
it is capable of generating much more than rated capacity
there is danger of nuclear spread
chain reaction that causes automatic splitting of the fuel nuclei has been established
it generates no heat.

3.The most commonly used moderator in nuclear plants is

heavy water
concrete and bricks
graphite and concrete
deuterium
graphite.

4.One gram of uranium will produce energy equivalent to approximately

1 tonne of high grade coal
4.5 tonnes of high grade coal
10 tonnes of high grade coal
100 tonnes of high grade coal
1000 tonnes of high grade coal.

5.Which of the following are ferrite materials

U233andPu239
U
U238andPu239
U238andTh239
none of the above

More Nuclear Power Plants QUESTIONS AND ANSWERS available in next pages

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