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A body of mass 2 kg, …

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A body of mass 2 kg, initially moving with a velocity of 10 m/s, collides with another body of mass 5 kg at rest. After collision velocity of the first body becomes 1 m/s. Find the velocity of the second body. (PLEASE KINDLY GIVE THE ANSWER TODAY ONLY.)???????????????????????????????

    • Posted by Parnali Paul 3 years, 9 months ago

    CBSE > Class 09 > Science
    • 1 answers

    Gaurav Seth 3 years, 9 months ago

    m1 = 2kg, u1 = 10m/s, v1 = 1m/s

    m2 = 5kg, u2 = 0m/s, v2 = ?

    we know that-

    m1u1 + m2u2 = m1v1 + m2v2

    (2*10) + (5*0) = (2*1) + (5v2)

    20 + 0 = 2 + 5v2

    18 = 5v2

    18 / 5 = v2

    3.6 = v2

    therefore, the velocity of the second body is 3.6 m/s

    3Thank You

    ANSWER
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