Sound waves of wavelength greater than that of audible sound are called
  • A
    Seismic waves
  • B
    Sonic waves
  • C
    Ultrasonic waves
  • D
    Infrasonic waves
Easy
art

Download our app
and get started for free

Experience the future of education. Simply download our apps or reach out to us for more information. Let's shape the future of learning together!No signup needed.*

Similar Questions

  • 1
    If the threshold of hearing is assumed to be the reference $(0\ dB)$ , then the threshold of pain is taken to be $120\ dB$ . Let the corresponding sound intensities be $I_0$ and $I$ respectively. Then $\frac{{{I_0}}}{I}$ is 
    View Solution
  • 2
    The equation of a stationary wave is $y = 0.8\cos \,\left( {\frac{{\pi x}}{{20}}} \right)\sin 200\,\pi t$, where $x$ is in $cm$ and $t$ is in sec. The separation between consecutive nodes will be..... $cm$
    View Solution
  • 3
    The speed of sound in air is independent from its
    View Solution
  • 4
    If in an experiment for determination of velocity of sound by resonance tube method using a tuning fork of $512 Hz$, first resonance was observed at $30.7 cm$ and second was obtained at $63.2 cm$, then maximum possible error in velocity of sound is .....$cm/sec$ (consider actual speed of sound in air is $332 m/s$)
    View Solution
  • 5
    The Doppler's effect is applicable for
    View Solution
  • 6
    Two cars ${X}$ and ${Y}$ are approaching each other with velocities $36\; {km} / {h}$ and $72\; {km} / {h}$ respectively. The frequency of a whistle sound as emitted by a passenger in car ${X}$, heard by the passenger in car ${Y}$ is $1320 \;{Hz}$. If the velocity of sound in air is $340\; {m} / {s}$, the actual frequency of the whistle sound produced is ........ $Hz.$
    View Solution
  • 7
    Two sound waves of intensity $2 \,W / m ^2$ and $3 \,W / m ^2$ meet at a point to produce a resultant intensity $5 \,W / m ^2$. The phase difference between two waves is ......
    View Solution
  • 8
    A $43\, m$ long rope of mass $5.0\, kg$ joins two rock climbers. One climber strikes the  rope and the second one feels the effect $1.4\, s$ later. What is the tension in the rope .... $N$ ?
    View Solution
  • 9
    A sine wave has an amplitude $A$ and wavelength $\lambda$. Let $V$ be the wave velocity and $v$ be the maximum velocity of a particle in the medium. Then 
    View Solution
  • 10
    The equation of a plane progressive wave is given by $y = 0.025\sin (100t + 0.25x)$. The frequency of this wave would be
    View Solution