An airplane is taking off from an airport with a runway of 2000 m.
irport with a runway of 2000 m. If it leaves the run-way in 10 s
from the start and moves with a uniform acceleration, what is its acceleration!
(a) 20 ms-2
(b) 30 ms-2 . (c) 40 ms-2
(d) 50 ms-2
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Answer:
(a) 20ms-2
Explanation:
v=x/t x=2000m
=2000/10 t=10s
=200m/s
a=v/t
=200/10
=20 m/s2
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