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JEE Main 202126 FebruaryEvening Shift
Exam
JEE Main
Year
2021
Date
26 February
Shift
Evening Shift
Subject
Physics
Chapter
Oscillations

JEE Main 2021 · 26 February · Evening Shift · Physics · Oscillations

Time period of a simple pendulum is T . The time taken to complete...

Time period of a simple pendulum is TT. The time taken to complete 58\dfrac{5}{8} oscillations starting from mean position is α12T\dfrac{\alpha}{12}T. The value of α\alpha is ______.Time period of a simple pendulum is T . The time taken to complete (5)/(8) oscillations starting from mean position is

Correct answer

0

Step-by-step solution

58\dfrac{5}{8}th of oscillation =(12+18)thofoscillation</p><p><imgsrc="https://cdn−question−pool.getmarks.app/pyq/jeemain/46700afe−11db−4e8b−b746−4dab6d47f032−image.png"style="width:208px;height:205px;"/></p><p>= {\left(\dfrac{1}{2} + \dfrac{1}{8}\right)}^{th} of oscillation</p><p><img src="https://cdn-question-pool.Quantrex.app/pyq/jee_main/46700afe-11db-4e8b-b746-4dab6d47f032-image.png" style="width: 208px; height: 205px;" /></p><p>\pi + \theta = \omegat</p><p></p><p>\pi + \dfrac{\pi}{6} = \left(\dfrac{2\pi}{T}\right)t</p><p></p><p>\dfrac{7\pi}{6} = \left(\dfrac{2\pi}{T}\right)t</p><p></p><p>t = \dfrac{7T}{12}

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