5)may get damaged easily by water 6)signals(tower) may not be avail clearly at times what are the merits and demerits of using cellphone? pls let me know? what are the merits and demerits of using cellphone? pls let me know? MERITS 1.cell phone is necessary to every human beings living in the world bcoz easily contact which ur loved person living in any corner of the world with in one sec &share ur feeelings‚happiness‚sorrows &unforgotable momories etc. 2.it is very useful for students
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Are mobile phones a blessing or a curse? Mobile phones can either be a blessing or a curse; this is determined by the way in which they are used. Since the late 1990’s there has been an increasing amount of concern over whether mobile phones can cause some types of cancer or infertility in men. The first mobile phone was invented by the American scientist‚ Martin Cooper‚ in 1973. Martin Cooper was an executive and researcher at Motorola who are today a major mobile phone producing company.
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Mobile Devices Technology Report The history of business has been defined by advances in technology that have fundamentally changed the business playing field. The invention of the railroad‚ the motor vehicle‚ the airplane‚ and the internet revolutionized the business industry‚ changed the dynamics of how businesses compete‚ and brought economic prosperity for those who leveraged‚ adapted‚ and utilized the new technology. Smart Phones‚ Tablets‚ & other mobile devices are rapidly
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Mobile Phone Several examples of non-flip mobile phones‚ from the early 2000s. [pic] |Inventor |Martin Cooper | |Launch year |1973 | |Company |Motorola | |Available? |Worldwide | A mobile phone (also called mobile‚ cellphone or handphone) is an electronic device used for full duplex two-way radio telecommunications over a cellular network of base stations known
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Health Issues Do cell phones pose a health hazard? Many people are concerned that cell phone radiation will cause cancer or other serious health hazards. The weight of scientific evidence has not linked cell phones with any health problems. Cell phones emit low levels of radiofrequency energy (RF). Over the past 15 years‚ scientists have conducted hundreds of studies looking at the biological effects of the radiofrequency energy emitted by cell phones. While some researchers have reported biological
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Must we use mobile phones all the time? In this century‚ there are lots of people using mobile phones‚ from the young to the old‚ from the have to the have-not. Mobile phones can have positive effects if we use it well. But there are many people who misuse them‚ especially students. Most of them can never separate from their mobile phones. In fact‚ using mobile phones all the time can make us procrastinate doing things like eating and praying‚ forget to study‚ and even suffer from cancer. The
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The hand held mobile phones came into existence somewhere during 70’s‚ and in India during 90’s. India is the second largest‚ in mobile telecommunication system. As the number of service providers increased‚ the rates had to decrease. The main service providers are "Airtel‚ Reliance‚ Vodafone‚ Idea cellular and BSNL. With the emergence of more and more mobile service providers‚ the monopoly of land line service provider (BSNL) seems to be in threat and forced them to be more efficient in the quality
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Winnie Perez Pd. 4 Disadvantages of mobile phone In this era‚ the prosperity of advance technology is blossoming like mushrooms growing in the back yard. Meanwhile‚ invented in 1973 by Martin Cooper‚ mobile phones nowadays are becoming one of the most popular pieces of technology and nearly everyone own a cell phone. Nonetheless‚ mobile phones bring not only easiness in communication area‚ but also many negative effects. Therefore‚ I am convinced that negative health effects‚ the effect
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Essay‚ "Mobile phones" Mobile phones have become an integral part of our everyday lives. But why are they so popular? Almost everyone nowadays has a mobile phone‚ and everyone thinks it is a necessary tool. People without mobile phones are considered to be strange. But there must be reasons why we have become so dependent on mobile phones. Firstly‚ they are compact. Thus‚ they are convenient to carry and contact with others at any time. We use them very often. For example in the street‚ where
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situation where the mobile phone did not exist‚upto to today when almost everyone has one and it has become a necessity This essay will discuss the Mobile phone and look at its origins and analyse how it has evolved over time to become a necessity in the present day. A Mobile Phone or cellular phone is a device that is used to make and receive telephone calls over a radio link over a wide geographical area.It does this by connecting to a cellular network provided by a mobile Phone operator like MTN
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