9th Class Science Sample Paper Science Olympiad Model Test Paper-8

  • question_answer
    A motor car is travelling at 36 km/h. After 10 s, the velocity becomes 54 km/h. assuming the velocity change took place at a uniform rate, find the acceleration.

    A) \[5\text{ }m/{{s}^{2}}\]

    B) \[\text{3 }m/{{s}^{2}}\]

    C) \[\text{1}\text{.6 }m/{{s}^{2}}\]

    D) \[\text{0}\text{.5 }m/{{s}^{2}}\]

    E) None of these

    Correct Answer: D


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