Add new comment

Permalink Submitted by Anonymous (not verified) on 27 April, 2016

1) Radius:1 - 2(Pi)r = 2.68
2) Radius:4 - 2(Pi)r = 25.12

25.12/2.68 = 9.3 revolutions!?

Where I am I going wrong?

About text formats

Unformatted text

  • No HTML tags allowed.
  • Lines and paragraphs break automatically.