List of top Physics Questions on Waves and Oscillations asked in KEAM

A simple harmonic motion is represented by, $x(t) = \sin^2 \omega t - 2\cos^2 \omega t$. The angular frequency of oscillation is given by

A massless spring of length $l$ and spring constant $k$ is placed vertically on a table. A ball of mass $m$ is just kept on top of the spring. The maximum velocity of the ball is

Two equal masses hung from two massless springs of spring constants $k_1$ and $k_2$ have equal maximum velocity when executing SHM. The ratio of their amplitudes is

The simple harmonic motion of a particle is given by \( x = a \sin 2\pi t \). Then the location of the particle from its mean position at time \( \frac{1}{8} \) s is

For a particle moving according to the equation \(x = a \cos \pi t\), the displacement in 3 s is

Identify the mismatch in the following

Pick out the correct statement in the following with reference to stationary wave pattern

If a stretched wire is vibrating in the second overtone, then the number of nodes and antinodes between the ends of the string are respectively

Two travelling waves, \( y_1 = A \sin [ k ( x + ct ) ] \) and \( y_2 = A \sin [ k ( x - ct ) ] \) are superposed on a string. The distance between adjacent antinodes is

Identify the wrong statement from the following

If the differential equation for a simple harmonic motion is \( \frac{d^2y}{dt^2} + 2y = 0 \), the time-period of the motion is

Identify the mismatch in the following

Identify the wrong statement from the following

Two travelling waves, \( y_1 = A \sin [ k ( x + ct ) ] \) and \( y_2 = A \sin [ k ( x - ct ) ] \) are superposed on a string. The distance between adjacent antinodes is

If a stretched wire is vibrating in the second overtone, then the number of nodes and antinodes between the ends of the string are respectively

Pick out the correct statement in the following with reference to stationary wave pattern

If the differential equation for a simple harmonic motion is \( \frac{d^2y}{dt^2} + 2y = 0 \), the time-period of the motion is

Identify the mismatch in the following

Pick out the correct statement in the following with reference to stationary wave pattern

If the differential equation for a simple harmonic motion is \( \frac{d^2y}{dt^2} + 2y = 0 \), the time-period of the motion is

Identify the wrong statement from the following

Two travelling waves, \( y_1 = A \sin [ k ( x + ct ) ] \) and \( y_2 = A \sin [ k ( x - ct ) ] \) are superposed on a string. The distance between adjacent antinodes is

If a stretched wire is vibrating in the second overtone, then the number of nodes and antinodes between the ends of the string are respectively

The simple harmonic vibrations of two particles are $ y_{1} =5$ sin (100$t$) and $y_{2} =4 $ cos $\left(100t +\frac{\pi}{4}\right).$ The phase difference between them is

The time period of the variation of potential energy of a particle executing $SHM$ with period $T$ is