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Reynold's Number

26 In the sit...

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26 In the situation shown, pulley P is a circular disc having mass 4 kg and it is free to rotate about the horizontal axis passing through its centre. When the hanging block is released from rest then during its fall light string 2 k (1) Angular velocity of the disc increases at a constante (2) Rotational kinetic energy of the disc increases at a constant rate (3) Kinetic energy of the hanging block increases at a (4) All of these t rate

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