Show that in rotational motion power is the product of torque and angular velocity
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The instantaneous power of an angularly accelerating body is the torque times the angular velocity: P=τω P = τ ω . Note the close relationship between the result for rotational energy and the energy held by linear (or translational) motion: Etranslational=12mv2 E translational = 1 2 mv 2 .
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The instantaneous power of an angularly accelerating body is the torque times the angular velocity: P=τω P = τ ω . Note the close relationship between the result for rotational energy and the energy held by linear (or translational) motion: Etranslational=12mv2 E translational = 1 2 mv 2 .
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