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a ball is dropped from the height of 1m. how long does it take for the ball to reach the ground. find its speed of hitting the grounf
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a ball is dropped from the height of 1m. how long does it take for the...
THE height is 1 m
i.e, s =1m
     accelaration due to gravity g = 9.8 m/s-2
     initial speed u = 0m/s
      final speed v = unknown
     time = unknown

 s=ut+1/2at^2
  1  =   0+1/2 * 9.8 * t*t
  t*t= 2/9.8
  t= square root of 2/9.8 or 20/98  s
now u can calculate v by using v = u+at
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a ball is dropped from the height of 1m. how long does it take for the ball to reach the ground. find its speed of hitting the grounf
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