a car acquires a velocity of 40km/hr in 30s just after start.calculate the acceleration of the car
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V = 40 Km / hr
In m/s ,
40 km / hr = 40 × 5/18
= 100/9 m/s
u = 0
t = 30 m
= 30 × 60
=1800 sec.
Acceleration = v - u / t
= (100/9-0)/1800
= (100/9)/1800
=100/9 × 1/1800
= 1/162 m/s^2.
In m/s ,
40 km / hr = 40 × 5/18
= 100/9 m/s
u = 0
t = 30 m
= 30 × 60
=1800 sec.
Acceleration = v - u / t
= (100/9-0)/1800
= (100/9)/1800
=100/9 × 1/1800
= 1/162 m/s^2.
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