Damped harmonic motion - class-XI
Description: damped harmonic motion | |
Number of Questions: 16 | |
Created by: Trisha Prashad | |
Tags: oscillatory motion oscillation and waves physics oscillations option b: engineering physics free, damped and forced oscillations |
The phenomenon in which the amplitude of oscillation of a pendulum decreases gradually is called
The oscillations of a pendulum slow down due to :
Vibrations, whose amplitudes of oscillation decrease with time, are called :
In which of the following there is some loss of energy in the form of heat
The periodic vibrations of a body of decreasing amplitude in the presence of resistive force on it are called
Any oscillation in which the amplitude of the oscillating quantity decreases with time is termed as
The amplitude of a damped oscillator becomes $\dfrac {1}{27}$ of initial value after $6\ minutes$. Its amplitude after $2\ minutes$ is:
Vibration measurement is done by
In damped vibrations, as time progresses, amplitude of oscillation
In damped oscillatory motion a block of mass 400g is suspended to a spring of force constant 90 N/m in a medium and damping constant is 80g/s. Find time taken for its mechanical energy to drop to half of its initial value
The amplitude of a damped oscilator becomes one-half after $t$ second. If the amplitude becomes $\dfrac {1}{n}$ after $3t$, second, then $n$ is equal to
A system is executing forced harmonic resonant oscillations. The work done by the external driving force
Equation of motion for a particle performing damped harmonic oscillation is given as $x = e^{-1 t} cos (10 \pi t + \phi)$. The times when amplitude will half of the initial is :
A particle is performing damped oscillation with frequency $5Hz$. After every $10$ oscillations its amplitude becomes half. find time from beginning after which the amplitude becomes $\dfrac{1}{1000}$ of its initial amplitude:
The frequency of vibration is less than the natural frequency in
A particle oscillating under a force $\bar{F} = - k \bar{x} - b \bar{v}$ is a (k and b are constants)