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Chetan Suryawanshi posted an Question
April 27, 2020 • 16:48 pm 30 points
  • IIT JAM
  • Physics (PH)

Two cogged wheels of which one has 32 cogs and other 54 cogs, work into each other. if the latter turns 80 times in three quarters of a minute, how often does t

Two cogged wheels of which one has 32 cogs and other 54 cogs, work into each other. If the latter turns 80 times in three quarters of a minute, how often does the other turn in 8 seconds?

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  • comment-profile-img>
    Shanu arora

    see it's given three quarters of a min there ,1 quarter is 15 ,so 3 quarter equals 45 .that's how 45 is coming rest calculation is easy.

  • comment-profile-img>
    Abhishek singh Best Answer

    Solution attached.

    cropped4866342516868141166.jpg
    eduncle-logo-app

    45....🤔🤔🤔.....where is come from

    eduncle-logo-app

    it's written as three quarters of a minute. one quarter means 15 seconds (60/4=15 seconds), hence three quarters mean 3*15=45 seconds.

  • comment-profile-img>
    Ruby negi best-answer

    this will help u..

    cropped-1630269166.jpg
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    yes........i know......sir.....this.........but where is come from is 45

    eduncle-logo-app

    this ans is .......from Topper app

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