A body
is
which
start
at constant rate
initially moving with velocity of 18 km/h.
decelarating
2m/s² Determine
the time at which
body
Also find the distance.
of
becomes
stationary
Answers
Answered by
1
Answer:
U=18km/h=18*5/18=5m/s
Deceleration =2m/s^2
When body stops v=final velocity =0
U=at
5=2*t
t=2.5s
V^2-U^2=2as
V=0
U^2=2as
S=u^2/2a=5^2/2*2=25/4=6.25m
So distance travelled =6.25m
Hope you are satisfied with the answer
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