A ball is thrown vertically upwards with a velocity of 49m/s. Calculate the maximum height to which it rises and the total time it take to return to surface of the earth.
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A ball is thrown vertically upwards with a velocity of 49m/s. Calculate the maximum height to which it rises and the total time it take to return to surface of the earth.
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Answer:
u=49m/s
v=0m/s
g=-9.8m/s square
T=?
v=u+at
0=49+(-9.8)×t
-49=-9.8×t
-49/-9.8=t
T=5sec