A vehicle is moving on a horizontal curve of length 50 m and radius 220 m, with a speed of 75 kmph. The impact factor is__________.
0.201
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Solution
The correct option is A 0.201 For a vehicle moving on a horizontal curve of radius R, with a speed V the centrifugal ratio or impact factor is given by
P/W=v2/gR(v is in m/sec)=V2/127R(V is in kmph)=752/(127×220)=0.201