engineering recuitment HPCL Engineer Mock Test 2024 Mechanical Vibrations Undamped Free Vibration Simple Mass System
A system is shown in figure. What is natural frequency if flexural rigidity of cantilever beam is given as EI.
m = 8 kg, L = 1 m, E = 210 GPa, A = (20 × 20) mm2, k = 5 kN/m
1
9.9 rad/s
2
19.8 rad/s
3
13.4 rad/s
4
23.23 rad/s