rochak update

Electricity is the most valuable things which are used in our daily life. without electricity we cannot imagine our life. It has many advantages in our life which leads our life successful. It is use in computer , T.V. , light, radio, fan, factory there are uncountable useage of electricity . Electricity is most dangerous things if we cannot utilized in proper way.if we touch the naked wire it give shock to us and it is very...

Computer is an electronic diveces which process and stores large amount of data. the invention of computer is Charles Babbage. this is the age of computer in which, we can know every things. it is used in discovery of science and technology widely in the world. Computers are useful in the modern age they are widely useful for, office, school, bank, administrating office, universities etc. they are the most effecting mean of...