The role of the project manager encompasses many activities including: 1  Planning and Defining Scope. 2  Activity Planning and Sequencing. 3  Resource Planning. 4  Developing Schedules. 5  Time Estimating. 6  Cost Estimating. 7  Developing a Budget. 8  Documentation. 9  Creating Charts and Schedules. 10  Risk Analysis. 11  Managing Risks and Issues.
(Answer #1). The critical angle is the largest angle at which light rays inside a diamond can escape. The more a material bends light, the higher the RI Refractive index, the smaller its critical angle.Because diamond has a high RI, it has only a small critical angle, 24.5 degrees.Answer #1). The critical angle is the largest angle at which light rays inside a diamond can escape. The more a material bends light, the higher the RI Refractive index, the smaller its critical angle.
Oval cut diamond. Oval. The look: If you love the gorgeous sparkle of a round, brilliant-cut diamond but still want something unique, consider an oval. A fresh take on a timeless style, this new shape came about in the early 1960s.Actor Jerry OâConnell recently gave his betrothed fashionista, Rebecca Romijn, an oval-shaped sparkler.val. The look: If you love the gorgeous sparkle of a round, brilliant-cut diamond but still want something unique, consider an oval. A fresh take on a timeless style, this new shape came about in the early 1960s. Actor Jerry OâConnell recently gave his betrothed fashionista, Rebecca Romijn, an oval-shaped sparkler.