Superconcentrado 4D Powerlift

power 4dA convex lens of power + 6D is placed in contact with a concave lens of power – 4D. What is the nature and focal length of the combination. see full answer. Start JEE NEET FoundationWith intuitive scheduling, 4D BIM integration, a mobile app, and resource management features, it is used on projects of all sizes, empowering better project outcomes. Free Trial . Watch