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Physics
The stopping distance of a moving vehicle is proportional to the
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Q. The stopping distance of a moving vehicle is proportional to the
KEAM
KEAM 2021
A
initial velocity
B
cube of the initial velocity
C
square of the initial velocity
D
cube root of the initial velocity
E
square root of the initial velocity
Solution:
When brakes are applied to a moving vehicle, the distance is travels before stopping is called stopping distance. It is given by $s=\frac{u^2}{2 a}$, where $u$ is initial velocity and $a$ is the retardation produced by brakes.