Category: Engineering

How many branches does the root locus have? 3 branches How do you determine the number of Asymptotes in a root locus? Construction of Root Locus Rule 1 − Locate the open loop poles and zeros in the ‘s’ plane. Rule 2 − Find the number of root locus branches. Rule 3 − Identify and […]

What is the difference between shell structures and solid structures? 1) Shell structures – A shell is used to enclose, hold, contain or protect something. 3) Solid structures – Made up almost entirely of matter, throughout with same material. Examples are a mountain (natural) or a brick (man-made). What is the difference between a shell […]

Where would you find the cat rating on an instrument? The CAT (Category) rating of a test instrument defines where in the electrical supply chain the instrument can be safely used. This is usually printed on the instrument across the test connections and appears as CAT II, CAT III or CAT IV. What is a […]

What are the slip systems in BCC? Some bcc materials (e.g. α-Fe) can contain up to 48 slip systems. There are six slip planes of type {110}, each with two <111> directions (12 systems). There are 24 {123} and 12 {112} planes each with one <111> direction (36 systems, for a total of 48). What […]

Why the value of the COP of the refrigeration system is always greater than 1? The COP usually exceeds 1, especially in heat pumps, because, instead of just converting work to heat (which, if 100% efficient, would be a COP of 1), it pumps additional heat from a heat source to where the heat is […]

How do you say thank you for help and support? Use these phrases to let someone know how much you appreciate what they have done for you: I am grateful for your support. I appreciate you. I appreciate your taking the time. I value the insights and guidance you provide. I wanted to thank you […]

What causes chatter in machining? One of the most common causes is chatter created by vibration in the CNC machine tool cutting process. In addition, vibration can cause uneven tool wear, resulting in poor surface finish, geometry inconsistencies and reduced tool life. Chatter is caused by the inherent natural frequency of the cutting tool. What […]

What is the sand at White Sands National Monument made of? gypsum What type of ecosystem is White Sands? desert What is white sands known for? Rising from the heart of the Tularosa Basin is one of the world’s great natural wonders – the glistening white sands of New Mexico. Great wave-like dunes of gypsum […]

What is the minimum size service permitted by the code? 100 amperes How do you calculate service size? Minimum service size can be found by adding up the total wattage that will be used, counting the first 10 kW at 100%, and using a 40% demand factor on all the rest. Once the calculated demand […]

Why Ford trucks are better than Chevy? Fuel economy Though Ford’s V6 options still offer plenty of power, they are more efficient than the engine options offers in the Chevy truck lineup. According to US News, Ford truck fuel averaged out at 22 mpg while the Chevrolet truck’s came to 21.5 mpg. Even the heavy-duty […]