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