0 votes
89 views
asked in md by (215k points)
A bumper consisting of two helical springs of circular section brings to rest a railway wagon of mass 1500 kg and moving at 1 m/s. While doing so, the springs are compressed by 150 mm. Then, the maximum force on each spring (assuming gradually increasing load) is:

(a) 2500 N                      (b) 5000 N

(c) 7500 N                      (d) 3000 N

Please log in or register to answer this question.

Welcome to Q&A discussion forum, where you can ask questions and receive answers from other members of the community.

10.4k questions

274 answers

26 comments

15.3k users

...