Q.
A circular road of radius 1000 m has banking angle 45o. The maximum safe speed (in ms-1) of a car having a mass 2000 kg will be (if the coefficient of friction between tyre and road is 0.5)
see full answer
Start JEE / NEET / Foundation preparation at rupees 99/day !!
21% of IItians & 23% of AIIMS delhi doctors are from Sri Chaitanya institute !!
An Intiative by Sri Chaitanya
a
173
b
124
c
99
d
86
answer is A.
(Unlock A.I Detailed Solution for FREE)
Ready to Test Your Skills?
Check your Performance Today with our Free Mock Test used by Toppers!
Take Free Test
Detailed Solution
vmax=Rg(tanθ+μ)1−μtanθ=1000×10×1+0.51-0.5×1=173 m/s
Watch 3-min video & get full concept clarity