The term fax machine is the short form for facsimile machine. This device can send copies of documents over a telephone line. The first facsimile machine was invented by Alexander Bain, a Scottish inventor in 1846. He was born in Watten in Scotland and has […]
Batteries are modified form of electrochemical cells, which are capable of generating electricity due to continuous chemical reactions within them. The working principle of batteries is related to chemistry. This is better explained in terms of “Redox” reactions. The “Redox” reactions are a combination of […]
With instant cameras, you are able to develop photos the moment you click them. The basic function of the instant cameras is the same as in other cameras. Other than that these cameras have the equipment to develop the photos on plastic sheets of film. […]
Gps means global positioning system. A small gadget having gps receiver tells you about your current location or where you are standing on the earth at that particular moment. Earlier people used landmarks, maps etc to save themselves from getting lost but now gps is […]
CDs/ compact discs are now a major and popular object to store any data. In a Compact Disc, music or any other data is stored in a digital way. This process is not very simple. First the data needs to be recorded then it is […]
The concept of a dishwasher was first brought to light by Joel Houghton way back in 1850. This was a machine made of wood which had a wheel that had to be turned manually. This machine had no market except from the big hotels and […]
Before discussing about 3D imaging let’s talk briefly about its meaning. 3D is an abbreviation used for three dimensional i.e a thing object vision or illusion that is visible in its three dimensions (length, breadth, and height or depth). Even we also move in our […]
Communication is one of the important aspects of human life and therefore, we would always enjoy sharing our thoughts, ideas and our viewpoints with the people around us. Telephones have always provided us the comfort to talk from far away places, but it was with […]
Camcorders are ‘camera’ and ‘(video) recorders’ that capture high quality videos and images. There are two types of camcorders depending on the technology; the traditional analog ones and the digital ones. Camcorders are very popular among the general mass as they are both efficient and […]
A vehicle used for various purposes such as hauling machinery or a trailer or used in construction or agricultural purposes to perform a number of functions is known as a tractor. John Froelich of Clayton County, Iowa, America invented the first gasoline powered tractor. After […]
