Question

    A stone is dropped from a height of 45 m. How long will

    it take to reach the ground? (Take g = 9.8 m/s² )
    A 2 seconds Correct Answer Incorrect Answer
    B 3 seconds Correct Answer Incorrect Answer
    C 4 seconds Correct Answer Incorrect Answer
    D 5 seconds Correct Answer Incorrect Answer

    Solution

    The time taken to fall is given by

    Practice Next