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- https://phys.libretexts.org/Courses/Gettysburg_College/Gettysburg_College_Physics_for_Physics_Majors/24%3A_Simple_Harmonic_Motion/24.03%3A_PendulumsLet us, therefore, describe the position of the pendulum by the angle it makes with the vertical, θ, and let α=d2θ/dt2 be the angular acceleration; we can then write the e...Let us, therefore, describe the position of the pendulum by the angle it makes with the vertical, θ, and let α=d2θ/dt2 be the angular acceleration; we can then write the equation of motion in the form τnet=Iα, with the torques taken around the center of rotation—which is to say, the point from which the pendulum is suspended.
- https://phys.libretexts.org/Courses/Merrimack_College/Conservation_Laws_Newton's_Laws_and_Kinematics_version_2.0/23%3A_N10)_Simple_Harmonic_Motion/23.03%3A_PendulumsLet us, therefore, describe the position of the pendulum by the angle it makes with the vertical, θ, and let α=d2θ/dt2 be the angular acceleration; we can then write the e...Let us, therefore, describe the position of the pendulum by the angle it makes with the vertical, θ, and let α=d2θ/dt2 be the angular acceleration; we can then write the equation of motion in the form τnet=Iα, with the torques taken around the center of rotation—which is to say, the point from which the pendulum is suspended.
- https://phys.libretexts.org/Bookshelves/University_Physics/University_Physics_I_-_Classical_Mechanics_(Gea-Banacloche)/11%3A_Simple_Harmonic_Motion/11.03%3A_PendulumsLet us, therefore, describe the position of the pendulum by the angle it makes with the vertical, θ, and let α=d2θ/dt2 be the angular acceleration; we can then write the e...Let us, therefore, describe the position of the pendulum by the angle it makes with the vertical, θ, and let α=d2θ/dt2 be the angular acceleration; we can then write the equation of motion in the form τnet=Iα, with the torques taken around the center of rotation—which is to say, the point from which the pendulum is suspended.