Offline paper
Physics · 2013
JEE Main 2013 · 2013-04-07 Offline · Q52
The amplitude of a damped oscillator decreases to 0.9 times its original magnitude in 5s. In another 10s it will decrease to α times its original…
The amplitude of a damped oscillator decreases to $\displaystyle 0.9$ times its original magnitude in 5s. In another 10s it will decrease to $\displaystyle \alpha$ times its original magnitude, where $\displaystyle \alpha$ equals :
Official answer
(4)
$\displaystyle 0.729$
More from Simple Harmonic Motion
- For particle P revolving round the centre O with radius of circular path r and angular velocity ω, as shown in below figure, the projection of OP on…2023
- A particle executes simple harmonic motion and is located at x=a, b and c at times t_o, 2 t_o and 3 t_o respectively. The frequency of the…2018
- Two identical springs of spring constant ' 2 k ' are attached to a block of mass m and to fixed support (see figure). When the mass is displaced from…2021
- A simple pendulum doing small oscillations at a place R height above earth surface has time period of T_1=4 s. T_2 would be it's time period if it is…2024
- In the given figure, a body of mass M is held between two massless springs, on a smooth inclined plane. The free ends of the springs are attached to…2021
- The amplitude of a simple pendulum, oscillating in air with a small spherical bob, decreases from 10 cm to 8 cm in 40 seconds. Assuming that Stokes…2014
- Which of the following expressions corresponds to simple harmonic motion along a straight line, where x is the displacement and a, b, c are positive…2014
- For what value of displacement the kinetic energy and potential energy of a simple harmonic oscillation become equal?2021
JEE Main 2013 Physics question, with the answer from NTA’s final answer key. Where our answers come from.