A fly-over bridge is a part of a vertical circle of radius 80m and a vehicle is travelling on it. The vehicle does not leave the surface of bridge at its highest point, if maximum speed of vehicle is:
A
14m/s
B
21m/s
C
28m/s
D
42m/s
Easy
Open in App
Updated on : 2022-09-05
Solution
Verified by Toppr
Correct option is C)
For the vehicle not to leave the surface, it has to travel with critical velocity. So, v=gR =9.8×80 =784 or, v=28ms−1