Isha Lohan posted an Question
June 24, 2020 • 03:29 am 30 points
  • IIT JAM
  • Physics (PH)

Please explain q 19 and 20 by multiple integral method. is there any other way to solve this type of questions?

Please explain how we can find out volume of the solid generated when some area is revolved about any given axis. And how to find curved area of this solid formed by revolving area.

3 Answer(s) Answer Now
  • 0 Likes
  • 6 Comments
  • 0 Shares
  • comment-profile-img>
    Chandra prakash

    see this example

    cropped-913068284.jpg
    eduncle-logo-app

    see this plz

    eduncle-logo-app

    sir, you have posted the answer of my previous post. Here, in this post I'm asking for 19 and 20 part of the same last Ques in previous post. may be by mistake. 😀

    eduncle-logo-app

    ohk see my next cmnt.. 😁✌

  • comment-profile-img>
    Dhairya sharma Best Answer

    see both

    cropped2291378156952367046.jpg
    cropped5541227538177214380.jpg
    eduncle-logo-app

    mam, can you please tell, how we get this formula with pie in integration?

    eduncle-logo-app

    dear actually i don't 9 where did it come from but i 9 that it's a formula

    eduncle-logo-app

    okay. no problem, Chandra Dhawan sir's post explained its derivation. Got it.

    eduncle-logo-app

    ok dear

    eduncle-logo-app

    and dear in your arc question i provided a link....plz go through that

    eduncle-logo-app

    okay. thanks

  • comment-profile-img>
    Dhairya sharma

    see this

    cropped8603014120444520856.jpg
    eduncle-logo-app

    for any type of given curve, do we always do Integration(pie*y^2)dx?

    eduncle-logo-app

    see my next attatchment for general formula

  • comment-profile-img>
    Dhairya sharma

    not exact but will help you

    cropped2754178876267199253.jpg
    eduncle-logo-app

    How to find volume? I understand the above attachments about finding curved area. thanks a lot.

    eduncle-logo-app

    m attaching wait

whatsapp-btn

Do You Want Better RANK in Your Exam?

Start Your Preparations with Eduncle’s FREE Study Material

  • Updated Syllabus, Paper Pattern & Full Exam Details
  • Sample Theory of Most Important Topic
  • Model Test Paper with Detailed Solutions
  • Last 5 Years Question Papers & Answers