What is coefficient of performance of a refrigeration cycle? The coefficient of performance or COP (sometimes CP or CoP) of a heat pump, refrigerator or air conditioning system is a ratio of useful heating or cooling provided to work required. Higher COPs equate to lower operating costs. Less work is required to move heat than […]
How does the Internet work in simple terms?
How does the Internet work in simple terms? The Internet has one very simple job: to move computerized information (known as data) from one place to another. That’s it! The machines that make up the Internet treat all the information they handle in exactly the same way. In this respect, the Internet works a bit […]
What is the coordination number of strontium in the perovskite structure?
What is the coordination number of strontium in the perovskite structure? 12 What is perovskite crystal structure? A perovskite is any material with a crystal structure similar to the mineral called perovskite, which consists of calcium titanium oxide (CaTiO3). The ideal cubic structure has the B cation in 6-fold coordination, surrounded by an octahedron of […]
What are fuel cell write cathode and anode reaction in a fuel cell?
What is the physical meaning of a stiffness matrix to be singular?
What is the physical meaning of a stiffness matrix to be singular? A stiffness matrix that describes the deformation of an elastic body will in general be singular. Because any simple translation has no impact on the stored energy of deformation. As well, a simple rotation will also leave the energy unchanged. Why is a […]
What is 50 ksi steel?
What is 50 ksi steel? kilopounds per square inch What is KDES and KDET? the smallest radius is of interest for design; kdes reflects this so design properties are not overstated. the largest radius is of interest for detailing; kdet reflects this so that the available flat dimension in the web is not overstated. Is […]
Can you sue a company if you signed an arbitration agreement?
Can you sue a company if you signed an arbitration agreement? No, you can’t sue your employer in court if you signed an arbitration agreement. Instead, any disputes that you have with your employer must be settled through a process known as arbitration. Arbitration is one of the alternative dispute resolution techniques that serve as […]
What is the Lesch-Nyhan syndrome?
What is the Lesch-Nyhan syndrome? Lesch-Nyhan syndrome is inherited as an X-linked recessive genetic disorder that, with rare female exceptions, most often affects males. The symptoms of Lesch-Nyhan syndrome include impaired kidney function, acute gouty arthritis, and self-mutilating behaviors such as lip and finger biting and/or head banging. What causes Lesch-Nyhan? Lesch-Nyhan syndrome (LNS) is […]
How big is a 2.5 MW wind turbine?
What is insulated runner mold?
What is insulated runner mold? Insulated runners are oversized passages formed in the mold plate. As shown in the following diagram, the oversized passages allow an open, molten flow path to be maintained because of the insulating effect of the plastic that freezes on the runner wall, combined with the heat applied to the system […]