A powerful motorcycle can accelerated from rest to 28m/sin only 4sec what is average acceleration and how far does it travel in that time
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U = 0m/sec
V= 28m/sec
T= 4sec
Now ,
a = v-u/t
So acceleration = 28/4 = 7 m/sec2
Now,
2as = v2-u2
Or, 14*s=28*28
So, s = 28*28/14 = 28*2 = 56m
V= 28m/sec
T= 4sec
Now ,
a = v-u/t
So acceleration = 28/4 = 7 m/sec2
Now,
2as = v2-u2
Or, 14*s=28*28
So, s = 28*28/14 = 28*2 = 56m
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