engineering recuitment Gujarat Metro JE Mock Test 2023 Mechanical Vibrations Damped Free Vibration Damping Coefficient and Damping Ratio
A mass of 1 kg is attached to the end of a spring with stiffness 0.9 N/mm. The critical damping coefficient of this system is ____.
1
1.40 Ns/m
2
2 Ns/m
3
60 Ns/m
4
6 Ns/m