Relative velocity: two trains and a river boat
Two trains on parallel tracks: change speeds and directions, view the motion from ground, from train A and from train B, and see v_AB = v_A − v_B and the time to cross or overtake.
About this experiment
| Subject | Physics |
|---|---|
| Class | 11 |
| Chapter | 2. Motion in a Straight Line |
| NCERT section | 2.5 |
| Level | NEET level |
| Time | about 10 minutes |
| Access | Included in a PractiSci plan |
What you do in the lab
Change the controls and watch the physics behave in real time in 3D. Live readouts and graphs show the numbers behind it, and the Learn tab has the theory, procedure, observations and viva questions. Works on a phone or a laptop, in English and Hindi.
Topics: relative velocity · frame of reference · overtaking · kinematics