Teaching UKPSC Lecturer Mock Test Series 2024 Physics Motion in a Straight Line Kinematic equations for uniformly accelerated motion
Car A is moving with a constant speed of 10 m/sec. Initially, Car B is at rest and starts chasing car A with a constant acceleration of 10 m/sec2 when it is 100 m behind car A. Find the time taken by car B to reach car A.
1
\(1\pm \sqrt{21}\)
2
\(1+ \sqrt{21}\)
3
\(1-\sqrt{21}\)
4
None of these