International Physicists' Tournament 2020 IPT connect | IPT2020
Physics Fights
Ranking
Problems
Participants
Jury members

1. Cumulative cannon

How high may a ping-pong ball jump using the setup on the video? What is the maximal fraction of the total kinetic energy that can be transferred to the ball? https://youtu.be/mPOcFSHyd9o

Report Opposition Review
Colombia

7.33

France

6.00

Germany

7.00

India

7.00

Russia

9.00

8.00

Slovenia

7.67

USA

7.50

8.33

Ukraine

7.67

7.00

MEAN

7.37

7.47

8.33