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9th Class Science Gravitation and Floatation Question Bank Gravitation Conceptive Subjective Problems

  • question_answer
    A body is thrown vertically upwards and rises to a maximum height of 10m. Find the velocity with which the body was thrown upwards. \[(\text{g}=\text{9}.\text{8m}/{{\text{s}}^{\text{2}}})\]

    Answer:

    \[h=10m\] \[g=9.8m/{{s}^{2}}\] \[u=\sqrt{2gh}=\sqrt{2\times 9.8\times 10}=14m/s\]


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