main

prev        

Statement of a problem № 3630

        next    

The rubber cord of a catapult has a cross-sectional area of 2 mm and an initial length of 0.2 m and is stretched to 0.25 m to fire a small object of mass 15 g. If the Young's modulus is Y = 6x108 N/m2 , what is the initial velocity of the object that is released?

Solution:
The rubber cord of a catapult has a cross-sectional area of 2 mm and an initial

New search. (Also 5349 free access solutions)