8. A book is pushed a distance of 0.78 m by a force that gives the book an acceleration of 1.54 m/s². If 1.56 J of work is done on the book

Question

8. A book is pushed a distance of 0.78 m by a force that gives the book an acceleration of 1.54 m/s². If 1.56 J of work is done on the book, what is the book’s mass?

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Cherry 6 months 2021-07-30T14:55:58+00:00 1 Answers 31 views 0

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    2021-07-30T14:57:49+00:00

    Answer:

    1.29 kg

    Explanation:

    As we know that

    W= FS

    1.56 = F (0.78)

    F= 1.56/0.78

    F= 2 N

    Now, According to the definition of Force

    F= ma

    then

    m= F /a

    m= 2 / 1.54

    m = 1.29 kg

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