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(a) A light, rigid rod of length ℓ=1.00 m joins two particles, with masses m₁=4.00 kg and m₂=3.00 kg

(a) A light, rigid rod of length ℓ=1.00 m joins two particles, with masses m₁=4.00 kg and m₂=3.00 kg, at its ends. The combination rotates in the x y-plane about a pivot through the center of the rod (see figure below). Determine the angular momentum of the system about the origin when the speed of each particle is 7.60 m / s. (Enter the magnitude to at least two decimal places in kg · m² / s.)


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(b) What If? What would be the new angular momentum of the system (in kg · m² / s) if each of the masses were instead a solid sphere 13.0 cm in diameter? (Round your answer to at least two decimal places.)

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