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  1. Asked: In:

    Define 1 J of work.

    Rachna

    Get Hindi Medium and English Medium NCERT Solution for Class 9 Science to download. Please follow the link to visit website for first and second term exams solutions. https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-11/

    Get Hindi Medium and English Medium NCERT Solution for Class 9 Science to download.
    Please follow the link to visit website for first and second term exams solutions.
    https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-11/

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  2. Asked: In:

    Write an expression for the work done when a force is acting on an object in the direction of its displacement.

    Rachna

    Get Hindi Medium and English Medium NCERT Solution for Class 9 Science to download. Please follow the link to visit website for first and second term exams solutions. https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-11/

    Get Hindi Medium and English Medium NCERT Solution for Class 9 Science to download.
    Please follow the link to visit website for first and second term exams solutions.
    https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-11/

    See less
    • 1
  3. Asked: In:

    When do we say that work is done?

    Rachna

    Get Hindi Medium and English Medium NCERT Solution for Class 9 Science to download. Please follow the link to visit website for first and second term exams solutions. https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-11/

    Get Hindi Medium and English Medium NCERT Solution for Class 9 Science to download.
    Please follow the link to visit website for first and second term exams solutions.
    https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-11/

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    • 1
  4. Asked: In:

    The volume of a 500 g sealed packet is 350 cm^3. Will the packet float or sink in water if the density of water is 1 g cm^–3? What will be the mass of the water displaced by this packet?

    Rachna

    Get Hindi Medium and English Medium NCERT Solution for Class 9 Science to download. Please follow the link to visit website for first and second term exams solutions. https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-10/

    Get Hindi Medium and English Medium NCERT Solution for Class 9 Science to download.
    Please follow the link to visit website for first and second term exams solutions.
    https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-10/

    See less
    • 1
  6. Asked: In:

    The volume of 50 g of a substance is 20 cm^3. If the density of water is 1 g cm^–3, will the substance float or sink?

    Rachna

    Get Hindi Medium and English Medium NCERT Solution for Class 9 Science to download. Please follow the link to visit website for first and second term exams solutions. https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-10/

    Get Hindi Medium and English Medium NCERT Solution for Class 9 Science to download.
    Please follow the link to visit website for first and second term exams solutions.
    https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-10/

    See less
    • 1