An =12.0 kg
block is released from rest on a frictionless incline that makes an angle of =28.0∘,
as shown in the figure. Below the block is a spring that has a spring constant of 1.55×104 N/m.
The block momentarily stops when it compresses the spring by 5.50 cm.
How far
does the block move down the incline from its release point to the stopping point? Answer in units of centimeters.