Questions

A daisy-wheel printer works on the same principle as a ball-head typewriter. Daisy wheel printer is a type of impact printer invented in 1969.

The daisy wheel is a disk made of plastic or metal on which characters stand out in relief along the outer edge. To print a character, the printer rotates the disk until the desired letter is facing the paper.

Innovation is generally considered a process that brings together various novel ideas in a way that they have an impact on society. It differs from invention in that innovation refers to the use of a better and, as a result, novel idea or method, whereas invention refers more directly to the creation of the idea or method itself. Innovation differs from improvement in that innovation refers to the notion of doing something different rather than doing the same thing better.

Floating gate avalanche injection MOS (FAMOS) transistor is used in each cell of EPROM.

The first oil well was dug in 1859. The oil production has since declined but it retains its name for high grade oil

A graph that describes the maximum amount of one good that can be produced for every possible level of production of the other good is nothing but a production possibilities curve.

The chemical name of common is sodium chloride. Its chemical formula is NaCl.

Norway is the top most country in the world's happiest country's list 2017 and India ranks 122nd in the list below than the Pakistan and Bangladesh.