SATHEE: Kinematics Question 712

Kinematics Question 712

Question: If the overbridge it’s concave instead of being convex, the thrust on the road at the lowest position will be

Options:

A) $m g + \frac{m v^{2}}{r}$

B) $m g - \frac{m v^{2}}{r}$

C) $\frac{m^{2} v^{2} g}{r}$

D) $\frac{v^{2} g}{r}$

Show Answer

Answer:

Correct Answer: A

Solution:

Thrust at the lowest point of concave bridge = $m g + \frac{m v^{2}}{r}$

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