3 A circular opening 3m in diameter in the vertical wall of a water tank is closed by a disc of 3m in diameter which can rotate about a horizontal axis as shown in the figure The head of water is 4m above the centre point of the disc (a) Calculate the hydrostatic force on the disc (b) Find the tor...

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Conceptual Physics

ISBN: 978-0321568090

11th edition

Authors: Paul G. Hewitt

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