A uniform beam of mass 3.20 kg and length 3.40 m is held up by Support A and Support B. A mass of 24.6 kg is placed 0.2 m from Support A and a mass of 37.1 kg is placed 0.6 m from Support B. All distances are shown in the diagram

A26 cm object is 18 cm in front of a plane mirror. a ray of light strikes the object and is reflected off the mirror at a 42-degree angle. what is the angle of reflection? degrees what type of image is formed? what is the size of the image? cm

Una carga puntual de 3 x 10-6 c se coloca a 12 cm de una segunda carga puntual de - 1,5 x 10-6 c. calcular la magnitud fuerza eléctrica entre las cargas

Photons with the highest energy have the longest period