In Fig. 2, a block starts moving from rest at the top of an inclined surface. It hits a spring with unstretched length of $L$ . The block stops when the spring is compressed to the length of $L /2$ . Find the work by friction and find the coefficient of kinetic friction. Assume $m = 1.00 kg, L = h = 1.00 m, k = 50.00 N / m$ and $θ = 30. 0^{\circ}$ . Fig. 2. Figure for problem (2).

Question

In Fig. 2, a block starts moving from rest at the top of an inclined surface. It hits a spring with unstretched length of

L

. The block stops when the spring is compressed to the length of

L /2

. Find the work by friction and find the coefficient of kinetic friction. Assume

m = 1.00 kg, L = h = 1.00 m, k = 50.00 N / m

and

θ = 30. 0^{\circ}

. Fig. 2. Figure for problem (2).

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