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computer
Computer was invented by Charles Babbage in 1822. Computer made our life easier and more convenient as by using it in different ways such as designing ,storing & transfer of data and use in testing etc. Have been made our life very easy. -
telephone
Telephone was invented by Alexander Graham Bell in mach 10,1876.Telephones are fast and easy way of communication.It plays a very vital role in our day to day life activities.Telephones are boon in running our business etc . -
light bulb
light bulb was invented by Thomas Alva Edison in 1879. In olden days lighting (purpose) the lantern and earthen lamp with oil were used .The quality of light was very poor and it affects the vision of its users.But soon after bulb was invented the quality of light became fairly good and we were benefited a lot by its use . -
radio
radio was invented by Guglielmo Marconi in 1895.radio is one of the easiest types of media providing in listeners with music,songs and news .When phone lines are cut and internet is blocked,radio still connects us with the rest of the world . -
Television
Television was invented by Philo Farnsworth in 1927 TV is one of the most important and reliable means of communication.We get information about change in the world.we can hardly imagine living without it .TV also plays a role of educator .TV is a source of information. It is in fact now inconceivable to think of a life without these gadgets.
