A vibrating system having mass 1.2 Kg is suspended by a spring of stiffness 1000 N/m and it is put to harmonic excitation of 10 N.
Assuming viscous damping, Calculate :
(a) Resonant frequency
(b) Phase Angle at Resonance
(c) Amplitude at resonance
(d) Frequency corresponding to the peak amplitude
(e) Damped Frequency