Recent content by JBP

Nenad, I see Your point - do You know how to find/calculate the spring effect?

Hi Pete, When I look at Your answer I can see that what I'm missing is the Young's modulus for the rope. So let's start with that. I've found this formula: E = (L*F)/(l*A) E: Young's Modulus L: Length of the rope l: Change in lenght F: Force A: Area of the rope I don´t know what...

Hi there, I've spent some hours on trying to make a simulator (in Excel) for calculating the forces involved in a climbers fall. I've found the following link (http://toad.stack.nl/~stilgar/calc.php ) but can't figure it out - Maybe because my grades back in high-school were terrible...