NEETPhysicsWork, Power and Energy
What is the spring constant of the shock absorber attached to a wagon if, during the process of bringing the wagon to rest from a speed of 36 km/h, the system with a total mass of 50,000 kg results in the compression of the spring by 1.0 m, with 90% of the energy lost due to friction?
Options
- A2 × 10 4 N/m.
- B3 × 10 4 N/m.
- C4 × 10 4 N/m.
- D5 × 10 4 N/m.
Correct answer
D. 5 × 10 4 N/m.
Step-by-step solution
Correct Option is : (D) 5 × 10 4 N/m.