If a particle travels with a speed of 36 km/hr. then its speed in ms power-1 is
A100ms power-1
B 200ms power-1
C 300 ms power-1. D 360ms power-1
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in the given question we have
u=36 km/hr =36×
18
5
m/s=10m/s
v= 72 km/hr=72×
18
5
m/s=20m/s
t=10 s
a=?
we know the formula
v= u +at
20 = 10+ a 10
20-10 =10 a
10 = 10 a
a = 1 m/s
2
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