A particle is executing SHM with an amplitude \(A\) and the time period \(T\). If at \(t=0\), the particle is at its origin (mean position), then the time instant when it covers a distance equal to \(2.5A\) will be:
1. \(
\frac{T}{12}
\)
2. \(\frac{5 T}{12}
\)
3. \( \frac{7 T}{12}
\)
4. \( \frac{2 T}{3}\)
The time period of a spring mass system at the surface of earth is 2 second. What will be the time period of this system on the moon where acceleration due to gravity is of the value of g on earth's surface?
1. | \(\frac{1}{\sqrt{6}} ~\mathrm{seconds} \) | 2. | \(2 \sqrt{6}~ \mathrm{seconds} \) |
3. | \(2~ \mathrm{seconds} \) | 4. | \( 12~\mathrm{ seconds}\) |
A particle undergoes SHM with a time period of 2 seconds. In how much time will it travel from its mean position to a displacement equal to half of its amplitude?
(1)
(2)
(3)
(4)
The uniform stick of mass m length L is pivoted at the centre. In the equilibrium position shown in the figure, the identical light springs have their natural length. If the stick is turned through a small angle , it executes SHM. The frequency of the motion is:
(1)
(2)
(3)
(4) None of these
If the displacement x and the velocity v of a particle executing simple harmonic motion are related through the expression ,then its time period will be:
1. | \(\pi \) | 2. | \(2 \pi \) |
3. | \(4 \pi \) | 4. | \(6 \pi\) |
A simple pendulum is oscillating without damping. When the displacement of the bob is less than maximum, its acceleration vector is correctly shown in:
1. | 2. | ||
3. | 4. |
Which of the following figure represents damped harmonic motion?
(i) | |
(ii) | |
(iii) | |
(iv) |
1. (i) and (ii)
2. (iii) and (iv)
3. (i), (ii), (iii), and (iv)
4. (i) and (iv)
The displacement of a particle executing SHM is given by y = 0.25 (sin 200t) cm. The maximum speed of the particles is:
1. 200 cm/sec
2. 100 cm/sec
3. 50 cm/sec
4. 0.25 cm/sec
The equations of the displacement of two particles making SHM are represented by y1 = a sin (ωt + φ) and y2 = a cos (ωt) respectively. The phase difference of the velocities of the two particles will be:
1. π/2 + φ
2. -φ
3. φ
4. φ - π/2
If a particle is executing SHM, with an amplitude A, the distance moved and the displacement of the body in a time equal to its time period are, respectively:
1. | 2A, A | 2. | 4A, 0 |
3. | A, A | 4. | 0, 2A |