The ends of a 0.25kg rod AB are constrained to move along slots cut in a vertical plate as shown. A spring of constant k=3N/m. is attached to end A in such a way that its tension is zero when θ=0°. the rod is released from rest when θ=45° (position 1) until it reaches θ=0° (position 2) a) what is the work done by the spring  b) find the kinetic energy of the rod at position 2 in terms of the angular velocity ω_2 c) what is the value of ω_2?

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Forced undamped vibrations

In mechanical engineering, vibration is expressed as the term that occurs due to an object's backward and forward movement about a point of equilibrium. Generally, there are three types of vibrations which are,