A point in a machine moves with simple harmonic motion. When this point is 0.8 metre from the mid path, its velocity is 10 m/s and when 1.5 metres from the centre of its path its velocity is 4 m/s. Calculate: 1.1The angular velocity of the point. 1.2. The periodic time of the point. 1.3. The maximum acceleration of the point.

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