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Means of communication
 

Means of communication

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  • It is a very nice presentation with simple and clear language esp. for school children.
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    Means of communication Means of communication Presentation Transcript

    • WELCOME TO THE WORLD COMMUNICATION OF
    • MADE BY : GEETA BHANDARI V.V.D.A.V. PUBLIC SCHOOL
    • COMMUNICATION Communication is a process of sending and receiving messages.The messages can either be spoke nor written.In olden time messages were sent through pigeons , horse – riders or by signal . Do you know ? The sailors signaled to other ships about in the seas by waving flags .
    • TYPE OF COMMNUICATION In the present world , communication is of two types :
      • Personal communication
      • b) Mass communication
    • PERSONAL COMMUNICATION
    • PERSONAL COMMUNICATION It means communication between sender and receiver or caller receiver . The means of personal communication are :- 1. Postal system 2. Telegraph 3. Telephone Do you know ? In some areas mail is carried on donkey .
    • 1 . Postal system : Millions of letters, card, parcels and money orders are sent and received through post–office everyday. Mail is transported by vans, trains, aero plane and even ships . In India the first-office was set up at byculla in Mumbai in 1832.’“Postal Index Number{ PIN }’’was introducted to make the sorting of mail quick and easy .The post- offices also provide banking and ‘Speed Post’ services . Do You Know ? The first stamp in India was introduced by bartle frere in1852. POSTAL SYSTEM
    • TELEGRAPH In 1837 , Samuel Morse invented a system of sending Messages by telegraph . The senders sends the messages Through dot and dash symbols and operator (the receiver )Receiving the message at the other end ,translate these dots and dash symbols into words .
    • TELEPHONE Telephone was invented by Alexander Graham bell in 1857. It is the quickest method of direct communication between two people .On telephone a person talks to another person Living at a distance . DO YOU KNOW : The first on telephone was made from a top of the building to two storeys down in Bostan .
    • MASS COMMUNICATION
    • MASS COMMUNICATION Mass Communication helps in communicating with a large number of people at the same time . The means of Mass Communication are : 1. Print media 2. Electronic media
    • PRINT MEDIA 1. Print Media : Print media includes newspapers , books , magazines , journals , etc . They play an important roles in spreading knowledge ,information , ideas and skills through words ,figures , illustrations and graphs to thousands of people . ‘ Bengal Gazette ’was the first newspaper which was published in India .
    • Do you know ? Gujarati daily ‘ Bombay Samachar ‘ is oldest existing newspaper in India. It started in 1882 . The highest number of newspaper published in India are in Hindi .
    • ELECTRONIC MEDIA
      • Electronic Media
      • Under electronic media , we shall study about :
      • a} Radio
      • b} Television
    • RADIO Radio : It was invented by Guglielmo Marconi . It brought a revolution in mass communication . Radio programmes are broadcast to the whole world . Even illiterate people can listen and understand the radio programmes like music, discussions , dramas and commentary of important events or games . Do You Know ? Radio also helps ships and aeroplanes to send messages in an emergency .
    • TELEVISION Televisions : It was invented by John Logie Baird in 1926 . Televisions is more effctive than a radio . It involves both the sense of seeing and hearing.Any happening in any part of the world can be viewed in the comfort of our homes . DO YOU KNOW : India’s national television is called the Doordarshan .
    • SATELLITE COMMUNICATION An artificial satellite is a man made object which revolves around the earth . It helps in transmitting sounds and pictures through transmitters . A satellite acts as a bridge between different countries of the world . Do You Know?An internet is connected through a satellite.