A stone of 1 kg is thrown with a velocity of 20 m s¹ across the frozen surface of a lake and comes to rest after travelling a distance of 50 m. What is the force of friction between the stone and the ice?

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A stone of 1 kg is thrown with a velocity of 20 m s¹ across the frozen surface of a lake and comes to rest after travelling a distance of 50 m. What is the force of friction between the stone and the ice?

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