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Question: question8 figure 4 shows a block of mass m15kg connected...

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Question-8 Figure 4 shows a block of mass m-15kg connected by a spring of stiffness k-3 N/m. The block is pulled to the right by a small amount x, and released from rest. Figure 4 ( Mink arh) a) Draw a free body diagram of the mass. b) Apply Newtons Second Law to derive the equation of motion. (2 marks) c) Solve the differential equation obtained in (b) for the following initial conditions: x(0)=0.1m, x (0)=0 m/s (5 marks) d) What is the natural frequency, w, of vibration? (1 mark)

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