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A ball is thrown vertically upwards reaches its maximum height in 4 seconds find the velocity with which it was thrown up and the maximum height it reaches |
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Answer» TIME, t = 4 sec Acceleration, a = -9.8 m/s² v = u + at 0 = u - 9.8(4) u = 39.2 m/s v² - u² = 2as 0 - (39.2)² = 2(-9.8)s s = (39.2)²/19.6 s = 78.4 m plz mark it as brainliest b..BYE #ANSWERWITHQUALITY #BAL |
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