Engineering Mechanics_Forces on a Plane_Level 2_Problem 1

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  • เผยแพร่เมื่อ 26 ก.ย. 2024
  • Download the Manas Patnaik app now: cwcll.on-app.i... Problem Description: A prismatic bar AB of length l = 5m and of negligible weight is hinged at A and supported at B by a string that passes over a pulley C. A vertical load of 60 N applied at the end B of the bar is supported by a force P applied to the string. Find the axial forces in the bar and the limiting value of tension T when the bar approaches vertical position. Take distance between hinge and pulley h = 6m.
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ความคิดเห็น • 38

  • @eedysana7001
    @eedysana7001 5 ปีที่แล้ว +11

    Sir why didn't you resolve the force P acting at point C?

    • @muhzinfirozam559
      @muhzinfirozam559 4 ปีที่แล้ว +9

      The same force T is transferred into point P by the pulley, since it is an ideal pulley. So no need to consider the force P. Thank me later

    • @ramsudhan7
      @ramsudhan7 4 ปีที่แล้ว

      @@muhzinfirozam559 great justification bro

    • @thewhitene9746
      @thewhitene9746 3 ปีที่แล้ว

      @@muhzinfirozam559 thnks

  • @devvratdubey8303
    @devvratdubey8303 6 ปีที่แล้ว +9

    sir i think that the solution is wrong ucannot directly predict that the net hinge force is directly acting along
    ab pls reply

    • @janakamohotti
      @janakamohotti 3 ปีที่แล้ว

      yes I also have the same question. you cannot take SAB as theta inclined to the horizontal.

    • @RN-qs6jd
      @RN-qs6jd 3 ปีที่แล้ว

      @@janakamohotti sab is not a resultant its force in bar

  • @rijalyubaraj3362
    @rijalyubaraj3362 4 ปีที่แล้ว +3

    Dear sir why didn't consider Ha & Va at hinged support.

    • @janakamohotti
      @janakamohotti 3 ปีที่แล้ว

      yes I also have the same question. you cannot take SAB as theta inclined to the horizontal.

  • @himanshushekhardas1730
    @himanshushekhardas1730 5 ปีที่แล้ว +2

    Why the hinge force doesn't change in vertical condition ?

  • @jivanmainali1742
    @jivanmainali1742 5 ปีที่แล้ว +2

    Sir how did you take hinge force constant

  • @krunalshrirao9549
    @krunalshrirao9549 4 ปีที่แล้ว

    You are doing very good work, may you reach 1 million soon

  • @smarnikanarwekar28
    @smarnikanarwekar28 6 ปีที่แล้ว +3

    Sir what about the force P at Point C? U didn't resolved it?

  • @109_ritikahasija5
    @109_ritikahasija5 3 ปีที่แล้ว

    10:15 Can't we also consider that limiting tension case if the bar rotates anticlockwise till it's vertical?

  • @avinashkumarsingh3107
    @avinashkumarsingh3107 6 ปีที่แล้ว +2

    Sir ,is it necessary that at the hinge we take only single force along AB axis, can we take individual horizontal and vertical forces?

    • @ManasPatnaikofficial
      @ManasPatnaikofficial  6 ปีที่แล้ว

      Just try to free the bar AB from the support at A. It will experience a compressive force at that same angle theta. Just think about it...

    • @emieldhfm619
      @emieldhfm619 4 ปีที่แล้ว +1

      @@ManasPatnaikofficial But can we either take the individual horizontal and vertical forces in the place you took that Sab force sir?

    • @sbti6051
      @sbti6051 4 ปีที่แล้ว +2

      @@ManasPatnaikofficial then why in previous questions u took as ha and Va ??

    • @109_ritikahasija5
      @109_ritikahasija5 3 ปีที่แล้ว +1

      @@ManasPatnaikofficial I could think that if we remove support from A.. the resultant of P and W would be somewhat directed towards A but can't figure out that it will align with AB.

    • @janakamohotti
      @janakamohotti 3 ปีที่แล้ว

      yes I also have the same question. you cannot take SAB as theta inclined to the horizontal.

  • @goutamdas838
    @goutamdas838 6 ปีที่แล้ว

    sir plz gv me some solution in related to slender in rigd body..i dnt knw u teach mechanics also..i see frm coment section..i rly so hpy for u ......sir u god gifted..tq

  • @gauravdubey2611
    @gauravdubey2611 4 ปีที่แล้ว

    Splendid teaching Manas bhai

  • @snehkori7640
    @snehkori7640 5 ปีที่แล้ว +1

    Sir why P force was not considered anywhere in the soln?

    • @harshal104
      @harshal104 4 ปีที่แล้ว

      It is similar.as T

  • @amolpanchbhai7958
    @amolpanchbhai7958 5 ปีที่แล้ว +5

    Sir advertisements are disturbing alot

    • @sarthakroy5292
      @sarthakroy5292 3 ปีที่แล้ว +1

      howcan he earn money
      if he had money
      he can devote whole time helping us

  • @srimankumarv6561
    @srimankumarv6561 4 ปีที่แล้ว +2

    sir advertisements are disturbing so much

  • @GauravKumar-np2qm
    @GauravKumar-np2qm 6 ปีที่แล้ว +1

    Sir solution of limiting value of tension , I don't understand plz explain this

    • @ManasPatnaikofficial
      @ManasPatnaikofficial  6 ปีที่แล้ว +2

      gaurav...watch it again brother...
      How can i explain that in words....
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  • @sharufbaig5860
    @sharufbaig5860 5 ปีที่แล้ว

    Sir why didn't u resolve tension at b????

  • @sitarammohanbatinag200
    @sitarammohanbatinag200 ปีที่แล้ว

    Thankyou 🤗

    • @ManasPatnaikofficial
      @ManasPatnaikofficial  ปีที่แล้ว

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  • @sheltandasilva1572
    @sheltandasilva1572 7 ปีที่แล้ว +1

    ty sir

  • @riitviksharma5932
    @riitviksharma5932 5 ปีที่แล้ว

    grt techer

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      @ManasPatnaikofficial  5 ปีที่แล้ว

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  • @gokul8409
    @gokul8409 5 ปีที่แล้ว

    The force p =100 N