Show that if an object be n times the focal length to the right of principal focus of a concave mirror, the image will be 1/n times the focal length to the right of the focus and the magnification will be 1/n.​

An inclined plane wrapped around a metal shaft is a a. lever b. screw c. pulley d. wedge

Which feature of a heating curve indicates a change ofn state

Based on the concept of the wave-like nature of light, huygens' theory of light postulates that the more light was "bent" by a substance the slower it would move while traversing across that substance. a) deflection b) interference c) refraction d) resonance