Explore the critical angle condition that determines the motion of a spool under applied force. This physics problem breaks down the concepts step by step, explaining when the spool rolls forward, ...

Magnetic rotation and antimagnetic rotation represent distinct mechanisms by which atomic nuclei generate angular momentum in systems that exhibit little or no permanent quadrupole deformation. In ...

Dynamic galaxy: can the rotation of the spiral galaxy NGC 1232 be explained by MOND? (Courtesy: ESO) Can modified Newtonian dynamics (MOND) explain the curious behaviour of rotating galaxies? Two ...