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  1. The inexhaustible sources of energy of the stars is due to
    1. Conversion of Hydrogen to Helium
    2. Conversion of Helium to Hydrogen
    3. Decay of radioactive elements
    4. Excess of oxygen that helps buning and release of energy
Correct Option: A

NA


Comments

  1. SANTOSH KUMAR

    June 21, 2018 Reply

    Stars generate their energy by nuclear fusion of hydrogen nuclei into helium.

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