The angular acceleration of a simple pendulum at an angle α from the vertical is proportional to
tan α
sin² α
sin α
sin 2α
Answer is Wrong!
Answer is Right!
This question was previously asked in
UPSC Geoscientist – 2023
– Torque τ = Iβ.
– Moment of inertia of a simple pendulum I = ml².
– Angular acceleration β = τ/I = -(g/l) sin α.
– Magnitude of angular acceleration is proportional to sin α.