2 papers
physics.pop-ph2008
A Contribution for the Construction of Parabolic Mirrors
L. A. N. de Paula, P. Raggio, A. K. T. Assis
We present a new procedure for the construction of parabolic mirrors using low cost materials. We build a spinning system composed of nylon threads, fish hooks and a plastic bucket…
physics.gen-ph2008
The Kinematics of Circular Motion
L. A. N. de Paula
In this paper we introduce a proposal for the kinematics of bodies in uniform circular motion. This model could contribute for the explanation of the two main problems of contempor…