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    Which of the following is the correct sequence in the life cycle of a star like the Sun?
    Question

    Which of the following is the correct sequence in the life cycle of a star like the Sun?

    A.

    Protostar →White Dwarf →Red Giant →Main Sequence

    B.

    Nebula Red →Giant Main Sequence →White Dwarf

    C.

    Main Sequence   →Red Giant →White Dwarf

    D.

    Red Giant →Protostar→ White Dwarf

    Correct option is C

    The correct answer is (C) Main Sequence → Red Giant → White Dwarf

    Explanation:
    • A star like the Sun begins as a main sequence star, where it fuses hydrogen into helium.
    • After exhausting hydrogen, it expands into a red giant, burning helium in its core.
    • Finally, it sheds its outer layers, leaving behind a white dwarf, the dense remnant core.

    Information Booster:
    • The Sun is currently in the main sequence stage.
    • White dwarfs are composed mainly of carbon and oxygen.
    • After the white dwarf stage, it slowly cools into a black dwarf (theoretical, not yet observed).
    • The Sun will reach the red giant stage in about 5 billion years.
    • The nebular stage precedes the main sequence phase in stellar formation.

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