A 880 kg car strikes a huge spring at a speed of 20 m/s (Fig. 11-50), compressing it 15.0 m.

(a) What is the spring constant of the spring? (Found this, it was 1564.44)

(b) How long is the car in contact with the spring before it bounces off in the opposite direction? <--Need help with this one, thanks!

2 answers

f=ma => kx/m=v/t slove for t

200

Ask a New Question or answer this question.

Similar Questions

A 930 kg car strikes a huge spring at a speed of 22 m/s, compressing the spring 12.0 m.(a) What is the spring stiffness constant
1. 2 answers
A 950-kg car strikes a huge spring at a speed of 25 m/s, compressing the spring 4.0 m. (a) What is the spring stiffness constant
1. 1 answer
A 900kg car strikes a huge spring at a speed of 22m/s, compressing the spring 4.0mHow long is the car in contact with the spring
1. 5 answers
you strike a huge spring at a speed of 30m/s while strapped in a steel cage. When you hit the spring with combined mass of 320kg
1. 1 answer