Solve

Guides

0

Question

- 25.5 m/sec
- 24 m/sec
- 10√6 m/sec
- 25 m/sec

Open in App

Solution

Verified by Toppr

Let the acceleration of the car is =a and the distance between A and B is =d

v2−u2=2ad

Given,

v=30m/s and u=20m/s

2ad=302−202

ad=(900−400)2=250

when the car is at the mid point of AB then let the speed of the car is

v1

v21−202=2a(d2)

v21=ad+400=250+400=650

therefore

v1 is =25.5m/s

Was this answer helpful?

73