Blue Shift | MCQs

    Q1: The term 'Blue-Shift' is used to indicated:

    ’’بلیو شفٹ‘‘ کی اصطلاح کس کو اشارہ کرنے کے لیے استعمال ہوتی ہے؟
    • A. Doppler effect in which an object appears bluer when it is moving towards the observer or observer is moving towards the object.
    • B. In future sun would become blue
    • C. Turning a star from white to blue
    • D. None of these
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