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 April 6th, 2019, 06:47 AM #1 Member   Joined: Feb 2018 From: Iran Posts: 52 Thanks: 3 Pendulum in a lift The simple pendulum, which is suspended from the ceiling of a lift oscillates with a period T, what is the period of simple pendulum in terms of T while lift is A)ascending with an acceleration which equals g? B) descending with an acceleration which equals g/2? April 6th, 2019, 08:23 AM #2 Math Team   Joined: Jul 2011 From: Texas Posts: 3,016 Thanks: 1600 When the elevator is at rest or moving with a constant velocity, $T=2\pi \sqrt{\dfrac{L}{g}}$ What do you think will happen to the pendulum’s period of motion in each case? Thanks from topsquark and romsek April 6th, 2019, 08:43 AM   #3
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 Originally Posted by skeeter When the elevator is at rest or moving with a constant velocity, $T=2\pi \sqrt{\dfrac{L}{g}}$ What do you think will happen to the pendulum’s period of motion in each case? this is how I tried to solve it can you check it please? April 6th, 2019, 08:59 AM #4 Math Team   Joined: Jul 2011 From: Texas Posts: 3,016 Thanks: 1600 $T_0 = 2\pi \sqrt{\dfrac{L}{g}}$ (a) $T = 2\pi \sqrt{\dfrac{L}{2g}} = \dfrac{T_0}{\sqrt{2}}$ (b) $T = 2\pi \sqrt{\dfrac{2L}{g}} = \sqrt{2} \cdot T_0$ Thanks from topsquark and Elize Tags lift, pendulum Thread Tools Show Printable Version Email this Page Display Modes Linear Mode Switch to Hybrid Mode Switch to Threaded Mode Similar Threads Thread Thread Starter Forum Replies Last Post Loren Physics 5 August 11th, 2017 03:51 AM wbsatwestmount Algebra 0 October 27th, 2013 11:40 AM

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