A 4.0 kg box slides with an initial speed of 3.0 towards a spring on a frictionless horizontal surface. When S
the box hits the spring, the spring compresses by 0.30 m.
wa
M
m
What is the spring constant?

** urgent** the voltage across the primary winding is 350,000 v, and the voltage across the secondary winding is 17,500 v. if the secondary winding has 600 coils, how many coils are in the primary winding? a- 30 coilsb- 583 coilsc- 12,000 coilsd- 332,500 coils