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12th Class Mathematics Differential Equations

  • question_answer 1)
    The volume of spherical balloon being inflated changes at a constant rate. If initially its radius is 3 units and after 3 seconds it is 6 units, find the radius of balloon after t second.  

    Answer:

    Let V be the volume of the balloon of radius r units                    Given                         Integrating both side.                   At             At t = 3, r = 6                                      


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