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A vehicle is moving with a velocity v on a curved road of width b and radius of curvature R . For counteracting the centrifugal force on the vehicle the difference in elevation required in between the outer and inner edges of the road is

a
v2bRg
b
rbRg
c
vb2Rg
d
vbR2g

detailed solution

Correct option is A

sin⁡θ=hb,tan⁡θ=v2rg

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