Multiple Choice
A 2,000-kg ore car rolls 50.0 m down a frictionless 10.0° incline.If there is a horizontal spring at the end of the incline,what spring constant is required to stop the ore car in a distance of 1.00 m?
A) 347 kN/m
B) 334 kN/m
C) 1969 kN/m
D) 174 kN/m
E) 87 kN/m
Correct Answer:
Verified
Correct Answer:
Verified
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