Question

2. A vehicle is travelling with uniform speed alon
a concave road of radius of curvature 19.6 m.
lowest point of concave road if the normal reactic
on the vehicle is three times its weight, the speed
vehicle is
(a) 4.9 m/s.
(6) 9.8 m/s.
(c) 14.7 m/s.
(d) 19.6 m/s.
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Answer 1

Answer:

19.6 is the answer of this question

Answer 2

Answer:

19.6 m/s option (d) is correct