Category: Blog

How are dark lines formed in absorption spectrum? An absorption spectrum occurs when light passes through a cold, dilute gas and atoms in the gas absorb at characteristic frequencies; since the re-emitted light is unlikely to be emitted in the same direction as the absorbed photon, this gives rise to dark lines (absence of light)…

How long does it take to detect a cyber breach? IBM’s 2020 Data security report says that it took businesses up to nine months (precisely 280 days) to detect and contain a breach in 2020. Of course, some companies took longer, and others detected the breach earlier. How long is the average resolve malicious? On…

Which tool can be used for programming ARM processors? Arm Keil MDK is a comprehensive software development solution for Arm-based microcontrollers and includes all components that you need to create, build, and debug embedded applications. MDK includes the Arm Compiler 6, which combines highly optimized C/C++ libraries and tools with modern LLVM technology. What devices…

Why do photographers take so long to edit photos? We don’t want eye sores in your images, we don’t want your images to be dull and or boring. This is why it takes us time, because for me to do just this one image, it took about 2.5 hours. Some are faster, and some are…

When did the term skirt originate? The root of the English noun “skirt” is the Old Norse word “skyrta,” which is not very surprising, given that the Viking invasions of Britain that began in the 8th century left behind all sorts of words rooted in Old Norse. Where did the term skirting come from? The…

Is there a chemical formula for wood? Cellulose is a natural polymer, a polysaccharide with a long chain molecule. The cellulose formula (C6H10O5) n, where n is the degree of polymerization, is 6000-14000. What is the chemical formula for oak wood? Wood is about 50\% cellulose whose formula is (C6H10O5)n where n is the number…

Is it hard to get promoted in the Marine Corps? The promotions to E-4 and above in the Marine Corps are competitive. That means there are only so many “vacancies” in each grade (above E-3) in each MOS (job). For E-6 through E-9 promotions, the Commandant of the Marine Corps convenes a promotion board once…

What happens if you chip a tooth with a filling? If the seal between the tooth and the filling breaks down, food particles and bacteria can work their way underneath the filling. If this happens you then run the risk of possibly developing decay in that tooth, or the tooth chipping further and breaking down….

How does a command economy solve the basic economic problem? In its purest form, a market economy answers the three economic questions by allocating resources and goods through markets, where prices are generated. In its purest form, a command economy answers the three economic questions by making allocation decisions centrally by the government. How is…

What is inertia class 9th? Inertia: Inertia can be defined as the characteristic of an object which resists changes to the state of the motion of the object. First law of motion defines the term “inertia” which states the object remains to be in steady or in motion until any external force is applied to…