Question

If the differential equation given by
$\frac{d^{2}y}{d{t}^2}+2K\frac{dy}{dt}+{\omega }^{2}y-F_{0}sinpt$
describes the oscillatory motion of body in a dissipative medium under the influence of a periodic force, then the state of maximum amplitude of the oscillation is a measure of

• A. free vibration
• B. damped vibration
• C. forced vibration
• D. resonance

Answer 1

Answer: (C)

Correct answer is (c) forced vibration