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Birth of Stars

Sun uses hydr...

Question

Sun uses hydrogen as raw material to produce nuclear energy. Which type of nuclear reaction takes place inside Sun's core?

A

Fission reaction

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B

Chemical reaction

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C

Thermal reaction

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D

Fusion reaction

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Solution

The correct option is D
Fusion reaction

In nuclear fusion reaction, two small nuclei come close to each other and fuse to form one bigger nucleus. This reaction is the predominant source of energy inside the sun.

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