A gas is filled in an organ pipe and it is sounded with an organ pipe in fundamental mode. Choose the correct statement(s) : ($T$ = constant)
  • AIf gas is changed from $H_2$ to $O_2$, the resonant frequency will increase
  • BIf gas is changed from $O_2$ to $N_2,$ the resonant frequency will increase
  • CIf gas is changed from $He$ to $CH_4$, the resonant frequency will decrease
  • DBoth $(B)$ and $(C)$
Medium
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
    The equation of stationary wave along a stretched string is given by $y = 5\sin \frac{{\pi x}}{3}\cos 40\pi t$, where $x $ and $y$ are in $cm$ and $t$ in second. The separation between two adjacent nodes is..... $cm$
    View Solution
  • 2
    The first resonance length of a resonance tube is $40\,\, cm$ and the second resonance length is $122\,\, cm$. The third resonance length of the tube will be... $cm$
    View Solution
  • 3
    Consider the following

    $I.$ Waves created on the surfaces of a water pond by a vibrating sources.

    $II.$ Wave created by an oscillating electric field in air.

    $III.$ Sound waves travelling under water.

    Which of these can be polarized

    View Solution
  • 4
    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
  • 5
    A closed organ pipe of length $L$ and an open organ pipe contain gases of densities $\rho_{1}$ and $\rho_{2}$ respectively. The compressibility of gases are equal in both the pipes. Both the pipes are vibrating in their first overtone with same frequency. The length of the open pipe is $\frac{ x }{3} L \sqrt{\frac{\rho_{1}}{\rho_{2}}}$ where $x$ is ......... . (Round off to the Nearest Integer)
    View Solution
  • 6
    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
  • 7
    A source and an observer move away from each other with a velocity of $10\; m/s$ with respect to ground. If the observer finds the frequency of sound coming from the source as $1950 \;Hz$, then actual frequency of the source is .... $Hz$ (velocity of sound in air = $340\; m/s$)
    View Solution
  • 8
    A travelling wave is described by the equation $y(x, t)=[0.05 \sin (8 x-4 t] \;m$

    The velocity of the wave is $.....ms ^{-1}$ [all the quantities are in SI unit]

    View Solution
  • 9
    A stone is hung in air from a wire which is stretched over a sonometer. The bridges of the sonometer are $L \,cm$ apart when the wire is in unison with a tuning fork of frequency $ N$. When the stone is completely immersed in water, the length between the bridges is $l \,cm$ for re-establishing unison, the specific gravity of the material of the stone is
    View Solution
  • 10
    Progressive wave of sound is represented by $y = a\sin [400\pi \,t - \pi x/6.85]$ where $x$ is in $m$ and $t$ is in sec. Frequency of the wave will be .... $Hz$
    View Solution