(a) The screw eye below is subjected to two forces F1 and F2. Determine the magnitude and direction of the resultant force. 7 marks (b) A body with simple harmonic motion vibrated in a straight line. If the speed of the body is 6 m/s and 3 m/s when the particle is at 2 cm and 4 cm, respectively from equilibrium, determine; (i) Amplitude of oscillation 3 marks (ii) Frequency of the particle. 2 marks (ii) Stating assumptions in each case, give any two examples of oscillating motions which approximate to simple harmonic motion.
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