aeroplane starts from rest with an acceleration 3 m/s -2 and takes a run for 35 s before taking off. What is the minimum length of the runway and with what velocity the plane took off?
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u=0
a=3m/s2
t=35s
s=?
v=?
v=u+at
v=0+3*35
v=105m/s
s=ut+1/2at2
s=0+1/2*3*35*35
s=(1225*3)/2
s=3675/2
s=1837.5m
a=3m/s2
t=35s
s=?
v=?
v=u+at
v=0+3*35
v=105m/s
s=ut+1/2at2
s=0+1/2*3*35*35
s=(1225*3)/2
s=3675/2
s=1837.5m
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