INDIAN GEOGRAPHY

MINERAL AND ENERGY RESOURCES IN INDIA

MINERALS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The radioactive elements used in the Nuclear power station are ____
A
Uranium and thorium
B
silicon and graphite
C
carbon and helium
D
hydrogen and oxygen
Explanation: 

Detailed explanation-1: -Uranium is the most widely used fuel by nuclear power plants for nuclear fission. Nuclear power plants use a certain type of uranium-U-235-as fuel because its atoms are easily split apart. Although uranium is about 100 times more common than silver, U-235 is relatively rare at just over 0.7% of natural uranium.

Detailed explanation-2: -Uranium and thorium are naturally occurring, radioactive heavy metals with unusual properties. The energy generated by the natural breakdown of radioactive elements is immense and can be used in nuclear reactors.

Detailed explanation-3: -Uranium is the fuel most widely used in nuclear reactors at power plants. Nuclear energy is created when uranium atoms are split in a process called fission. Fission releases a tremendous amount of energy in the form of heat. This heat creates steam that is used to turn a steam turbine.

Detailed explanation-4: -Long-lived radioactive elements such as uranium, thorium and potassium and any of their decay products, such as radium and radon are examples of NORM. These elements have always been present in the Earth’s crust and atmosphere, and are concentrated in some places, such as uranium orebodies which may be mined.

Detailed explanation-5: -Uranium and Thorium, which are available in Jharkhand and the Aravalli ranges of Rajasthan, are used for generating atomic or nuclear power.

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