PGTRB PHYSICS QUIZ-01

    By
    Tamil Madal
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    Welcome to your PGTRB PHYSICS QUIZ-01

    1. 
    Absolute zero is

    2. 
    Thermosphere is the ___ layer of atmosphere above the surface of our earth.

    3. 
    Which of the following device is fully duplex?

    4. 
    Light from the sun reaches earth in about

    5. 
    Rocket operates (works) on the principle of

    6. 
    Who invented the laser?

    7. 
    The maximum displacement of a particle in the upward direction is

    8. 
    What is MRI?

    9. 
    The product of the moment of inertia and the angular acceleration is