A rubber rod with a radius of 1 cm and a length of 20 cm. If the

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A rubber rod with a radius of 1 cm and a length of 20 cm. If the length become 22 cm after a force of 100 N to stretch the rod. How much force would be needed to make 32 cm in length for a rod made of the same material with a radius of 2 cm and an original length 30 cm?