Discounted cash flow (DCF) is a valuation method used to estimate the attractiveness of an investment opportunity. Learn how it is calculated and when to use it.

This is the second of eight articles from our Nozzle Knowledge Series. Prefer to watch a video, click here. Flow rate, the volume of water passing through a nozzle, per unit of time, is clearly an ...

What is a peak expiratory flow rate test? The peak expiratory flow rate (PEFR) test measures how fast a person can exhale. The PEFR test is also called peak flow. This test is commonly performed at ...

Method A/B is a test that can be performed in a melt flow rate tester so as to calculate the value of the polymer’s melt density at a certain temperature. Both a “method A” test and a “method B” test ...

This is a preview. Log in through your library . Abstract An exact solution of the Boltzmann equation for the shear flow of granular materials is discussed and compared with some related solutions.