a car acquires a velocityof 72 km/hr in 10 sec starting from the rest. find (a) accelaration (b) average velocity (c)distance travelled?
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v = 72km/hr
t = 10sec
u = 0
[answer]
(a) acceleration = ?
we use first equation ( v = u + at )
v = u + at
v - u = at
v-u/t = a
a =v-u/t
a =72-0/10
a =7.2km/hr
t = 10sec
u = 0
[answer]
(a) acceleration = ?
we use first equation ( v = u + at )
v = u + at
v - u = at
v-u/t = a
a =v-u/t
a =72-0/10
a =7.2km/hr
atulit:
thnxxxx for your help
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