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A object is dropped from a tower on 80m high.how long does it takes to reach the ground .(take g=10 mper second square)
Most Upvoted Answer
A object is dropped from a tower on 80m high.how long does it takes to...
S=ut+1/2at^2
also,
h=ut+1/2gt^2
initial velocity , u=0m/sec , height , h = 80m , g=10m/sec^2
h=ut +1/2gt^2
80=0×t + 1/2 ×10 × t^2
80 = 0+5t^2
t^2 = 80÷5
t^2=16
t=√4×4
t=4 seconds.
Community Answer
A object is dropped from a tower on 80m high.how long does it takes to...
4 sec
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A object is dropped from a tower on 80m high.how long does it takes to reach the ground .(take g=10 mper second square)
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