why india use 220v instead of 110v | Why does India use 230 V 50HZ while USA use 120V 60HZ [हिंदी]

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  • เผยแพร่เมื่อ 13 มิ.ย. 2021
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    Almost the whole of the world uses a frequency of 50Hz and a voltage of 220-240(higher voltages for better efficiency in transmission). The exception, where 60Hz is used (with a voltage of 110-120), is the Americas (North and South) and the Caribbean (and parts of Japan and Korea).
    IT STARTS FROM THE BEGINNING OF ELECTRICITY-
    Early in the history or electricity, Thomas Edison's General Electric
    company was distributing DC electricity at 110 volts in the United States.
    Then Nikola Tesla devised a system of three-phase AC electricity at 240 volts. Three-phase meant that three alternating currents slightly out of phase were combined in order to even out the great variations in voltage occurring in AC electricity. He had calculated that 60 cycles per second or 60Hz was the most effective frequency.
    Tesla later compromised to reduce the voltage to 120 volts for safety reasons.
    With the backing of the Westinghouse Company, Tesla's AC system
    became the standard in the United States.
    Westinghouse chose 60 Hz because the arc light carbons(arc lamp) that were popular at that time worked better at 60 Hz than at 50 Hz.
    110v vs 220v
    Europe goes to 50Hz and 230V
    Meanwhile, the German company AEG started generating electricity and became a virtual monopoly in Europe.
    They decided to use 50Hz instead of 60Hz to better fit their metric standards, but they stayed with 120V.
    Europe stayed at 120V AC until the 1950s, just after World War II.
    They then switched over to 220V for better efficiency in
    electrical transmission. Great Britain not only switched to 220V, but
    they also changed from 60Hz to 50Hz to follow the European lead.
    Since many people did not yet have electrical appliances in Europe after the
    war, the change-over was not that expensive for them.
    U.S. stays at 120V, 60Hz
    The United States also considered converting to 220V for home use but felt it would be too costly, due to all the 120V electrical appliances people had.
    A compromise was made in the U.S. in that 240V would come into the house where it would be split to 120V to power most appliances.
    Certain household appliances such as the electric stove and electric clothes dryer would be powered at 240V.
    India got 50Hz, because it was colonized by England, which when they developed their electrical systems, choose 50 Hz.
    From technical point of view operating 50 Hz versus 60 Hz would not make much difference but, to achieve it, either the prime movers - for example steam turbines, gas turbines and diesel engines would need to be able to tolerate a 20% increase in speed or the alternators they drive which produce the electricity would need to be completely rebuilt with extra poles and windings so that they could continue to run at the same rotational speed.
    The costs of doing such re-engineering would be enormous and could not be justified as "economically worthwhile" from the point of view of actual necessity.
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ความคิดเห็น • 25

  • @a2k808
    @a2k808 ปีที่แล้ว +1

    Underrated channel

  • @kunalnath4134
    @kunalnath4134 19 วันที่ผ่านมา

    Very nice and helpful video 💯💯, thank you

  • @chandrakantchaudhari7679
    @chandrakantchaudhari7679 ปีที่แล้ว

    Very very nice video. Nice information.

  • @The_Failureone
    @The_Failureone 6 หลายเดือนก่อน +1

    Thanks bro ❤, good explanation 👍

  • @a--b
    @a--b 6 หลายเดือนก่อน

    Informative and short video ❤

    • @ElectricalHelp
      @ElectricalHelp  6 หลายเดือนก่อน

      Glad it was helpful!

  • @sonividhyasagar5754
    @sonividhyasagar5754 4 หลายเดือนก่อน

    ठीक है सही जो जो है २२०वोल्ट रखने का विचार और कारण तो आपने बता ही दिया वोल्ट + लोड +एम्पीयर +वायर = सही है

  • @rajaKhan-ux3vo
    @rajaKhan-ux3vo 2 ปีที่แล้ว +1

    Nice video

  • @vineetkumar8221
    @vineetkumar8221 6 หลายเดือนก่อน

    Thanks

  • @devdattapednekar63
    @devdattapednekar63 ปีที่แล้ว

    if by using 220 volt you require thicker wires, it will be costlier? then why is it used?

    • @ElectricalHelp
      @ElectricalHelp  ปีที่แล้ว +1

      watch video again

    • @mdsajidalam9616
      @mdsajidalam9616 ปีที่แล้ว

      Devdatta thora physics pad le akal ayegi....😂
      Voltage and Ampere both are Different....

    • @BakulchandraBhowmik-xv2cr
      @BakulchandraBhowmik-xv2cr 28 วันที่ผ่านมา

      Actually it's not much costlier . You see current is transmitted in more 4000v . It's the transformer what lowers it to 220v . And we just need to double the wires only our localities . It'll be a little costlier but much safer for us , we are gonna die due to current anymore . That's why Americans use it . They aren't dumb all the best engineers around the globe including India lives there . Indians due to lack of knowledge prioritized money and didn't notice about safety .

  • @ambrosiallife8376
    @ambrosiallife8376 ปีที่แล้ว

    Edison stealed Tesla idea

  • @Global-uj7oh
    @Global-uj7oh ปีที่แล้ว

    110 voltages good Hey.

    • @vishalsg
      @vishalsg ปีที่แล้ว

      No. Current zyada dangerous hota h voltage se.

    • @BakulchandraBhowmik-xv2cr
      @BakulchandraBhowmik-xv2cr 28 วันที่ผ่านมา

      ​@@vishalsg isn't voltage directly proportional to current ?

    • @NABEELAZIZ
      @NABEELAZIZ 26 วันที่ผ่านมา

      @@BakulchandraBhowmik-xv2cr Current is indirectly proportional to Voltage

  • @Global-uj7oh
    @Global-uj7oh ปีที่แล้ว

    240v India mey electric se mar jata hey