The 4 Discips of Execution (4DX) - ppt download

power 4dTwo lenses have power of (i) + 2 d (ii) -4D. What is the nature and focal length of each lens? b. An object is kept at a distance of 100 cm from lens of power -4D. Calculate the image distance.Download our all-new 4D Model of Project Management PPT to illustrate the rht approach to manage the project and acplish the desired goals.