The 'coolants' which can be used in the reactor of a nuclear power station are:

(a) liquid mercury and nitrogen dioxide
(b) liquid sodium and carbon dioxide
(c) liquid ammonia and carbon monoxide
(d) liquid boron and uranium oxide

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Solution

(b) liquid sodium and carbon dioxide

Liquid sodium and carbon dioxide are used in order to transfer the heat produced in the reactor by fission to the heat exchanger, for converting water into steam.

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The 'coolants' which can be used in the reactor of a nulcear power station are :
(a) liquid mercury and nitrogen dioxide (b) liquid sodium and carbon dioxide
(c) liquid ammonia and carbon monoxide (d) liquid boron and uranium oxide.

Q. The following questions are about the nuclear reactor of a power plant.

(a) Which isotope of uranium produces the energy in the fuel rods?
(b) Will the fuel rods last for ever?
(c) Is the energy produced by nuclear fission or nuclear fusion?
(d) What is the purpose of using the graphite moderator?
(e) What is the function of boron rods in the nuclear reactor?
(f) Why is liquid sodium (or carbon dioxide gas) pumped through the reactor?

Question 6
Incomplete combustion of fuel such as petrol and diesel gives
(a) Nitrogen oxide
(b) Sulphur dioxide
(c) Carbon monoxide
(d) Carbon dioxide

Question 6
Incomplete combustion of fuel such as petrol and diesel gives
(a) Nitrogen oxide
(b) Sulphur dioxide
(c) Carbon monoxide
(d) Carbon dioxide

Q. Liquid ammonia or liquid sulphur dioxide are used in:

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The 'coolants' which can be used in the reactor of a nuclear power station are: (a) liquid mercury and nitrogen dioxide (b) liquid sodium and carbon dioxide (c) liquid ammonia and carbon monoxide (d) liquid boron and uranium oxide

(b) liquid sodium and carbon dioxide Liquid sodium and carbon dioxide are used in order to transfer the heat produced in the reactor by fission to the heat exchanger, for converting water into steam.

The 'coolants' which can be used in the reactor of a nuclear power station are:

(a) liquid mercury and nitrogen dioxide
(b) liquid sodium and carbon dioxide
(c) liquid ammonia and carbon monoxide
(d) liquid boron and uranium oxide

(b) liquid sodium and carbon dioxide

Liquid sodium and carbon dioxide are used in order to transfer the heat produced in the reactor by fission to the heat exchanger, for converting water into steam.