A box has a mass of 120 kg and the coefficients of friction and coefficients of friction between this and the inclined surface are uk = 0.5. The box starts from rest and the motor shown exerts a tension of T = 1220 + 200t Newton. a) What impulse is applied to the box during the first second of movement? b) What is the speed of the box after 2 seconds? 30

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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,