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constant of the spring is 0. KB, Le0.02 m7) A spring of force constant4 kgłcm is compressed 4 cm from its natural lengthwith the help of block of weight 0.5 kg. Calculate what speed the spring willpush back. (Neglecting friction of the surface). [Answer: 0.112 m/s)

Answer» <p>ke=1/2kx^2 equations kinetic energies1/2mv^2=1/2kx^2V=x√k/mv=0.04√0.04/05v=0.112m/s</p>


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