Formula 1 should be the peak of technical development, but sometimes that peak breaches the ceiling put in place by the F1 ...

Not only is the Spring the cheapest EV, it’s also the lightest one – and that, believe it or not, brings the ...

Take care in getting the directions correct on the spring forces acting on the disk. Also, be sure to include the friction force acting on the disk by the cart B. Note that you do NOT need an FBD of B ...

Because the stock's price is the denominator of the dividend yield equation, a strong downtrend can increase the quotient of the calculation dramatically. When comparing measures of corporate ...

Abstract: Active damping is essential to suppress resonance for permanent magnet synchronous motor (PMSM) with the LC filter, however, it is difficult for the conventional damping schemes to ...

Academy of Mathematics and Systems Science, Chinese Academy of Sciences, Beijing 100080, P. R. China Department of Mathematics, Hunan Normal University, Hunan, Changsha 410081, P. R. China Author for ...