A stone is released from a height of 80m above the ground. Calculate its velocity…

A stone is released from a height of 80m above the ground. Calculate its velocity just before it strikes the ground. (g=10ms-2)
  • A.
    25ms-1
  • B.
    40 ms-1
  • C.
    55 ms-1
  • D.
    65ms-1
  • E.
    80 ms-1
Correct Answer: Option B
Explanation
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