The dung beetle is known as one of the strongest animals for its size, often forming balls of dung up to 10 times their own mass and rolling them to locations where they can be buried and stored as food. A typical dung ball formed by the species K. nigroaeneus has a radius of 1.95 cm and is rolled by the beetle at 6.30 cm/s. HINT (a) What is the rolling ball's angular speed (in rad/s)? 3.23 A rolling object's linear speed is v₁ = rw only if the object is rolling without slipping. rad/s (b) How many full revolutions are required if the beetle rolls the ball a distance of 1.20 m? 42.8 × rev
The dung beetle is known as one of the strongest animals for its size, often forming balls of dung up to 10 times their own mass and rolling them to locations where they can be buried and stored as food. A typical dung ball formed by the species K. nigroaeneus has a radius of 1.95 cm and is rolled by the beetle at 6.30 cm/s. HINT (a) What is the rolling ball's angular speed (in rad/s)? 3.23 A rolling object's linear speed is v₁ = rw only if the object is rolling without slipping. rad/s (b) How many full revolutions are required if the beetle rolls the ball a distance of 1.20 m? 42.8 × rev
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Chapter1: Units, Trigonometry. And Vectors
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Transcribed Image Text:The dung beetle is known as one of the strongest animals for its size, often forming balls of dung up to 10 times their own mass
and rolling them to locations where they can be buried and stored as food. A typical dung ball formed by the species K.
nigroaeneus has a radius of 1.95 cm and is rolled by the beetle at 6.30 cm/s.
HINT
(a) What is the rolling ball's angular speed (in rad/s)?
3.23
A rolling object's linear speed is v₁ = rw only if the object is rolling without slipping. rad/s
(b) How many full revolutions are required if the beetle rolls the ball a distance of 1.20 m?
42.8
× rev
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