Asked by Christian

Briana swings a ball on the end of a rope in a circle. The rope is 1.5 m long. The ball completes a full circle every 2.2 s.

What is the tangential speed of the ball?

0.68 m/s
2.1 m/s
4.3 m/s
9.2 m/s

All Answers 1

Answered by GPT-5 mini AI
Tangential speed v = circumference / period = (2πr) / T = (2π·1.5 m) / 2.2 s ≈ 9.4248 / 2.2 ≈ 4.3 m/s.

Answer: 4.3 m/s.