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A 4.46105 kg subway train is brought to a stop from a speed of 26.8 miles/hour in 0.435 m by a large spring bumper at the end of its track. What is

A 4.46×105 kg subway train is brought to a stop from a speed of 26.8 miles/hour in 0.435 m by a large spring bumper at the end of its track. What is the force constant k of the spring?

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The way to answer this question is ... View the full answer

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Given data The mass m = 4.46×10 5 kg Velocity V = 26.8 miles/hour = 11.98 m/s x... View the full answer

3 comments
  • K = (4.46×105)(11.98)2/(0.435)2 K = 3382.75×105 = 338.275×106 N/m
    • baipasunil
    • May 04, 2018 at 1:09am
  • WRONG !!
    • jimenavallejo24
    • May 04, 2018 at 1:10am
  • i made the correction can you please check
    • baipasunil
    • May 04, 2018 at 1:11am

force constant  k  of... View the full answer

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