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If OOP have 10 antinodes and fundamental frequency 300 Hz. Then frequency at 10th antinode-

Important Questions on Sound Waves

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Beta Question Bank for Medical: Physics>Chapter 21 - Sound Waves>BEGINNER'S BOX - 3>Q 7
The sum of frequencies of COP's first overtone and OOPs second overtone is 180 find fundamental frequencies of COP and OOP. (length is same).
 
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Beta Question Bank for Medical: Physics>Chapter 21 - Sound Waves>BEGINNER'S BOX - 3>Q 8
A tuning fork is found to give 20 beats in 12 seconds when sounded in conjuction with a stretched string vibrating under a tension of 14.4 or 10 kgf. Calculate the frequent of the fork.
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Beta Question Bank for Medical: Physics>Chapter 21 - Sound Waves>BEGINNER'S BOX - 3>Q 9
Two tuning fork n1, n2 produce two beats per second. n1 resonant with 15 cm COP and n2, resonant with 30.5 cm OOP. Find the frequency of n1 and n2.
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Beta Question Bank for Medical: Physics>Chapter 21 - Sound Waves>BEGINNER'S BOX - 3>Q 10
A tube 1 m long is closed at one end. A stretched wire is placed near the open end. The wire is 0.3m long and has a mass of 0.01 kg. It is held fixed at both ends and vibrates in its fundamental mode. It sets the air column in the tube into vibration at its fundamental frequent by resonance. Find -
(a)    the frequency of oscillation of the air column.
(b)   the tension in the wire, If speed of sound in air is 330 m/s.
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Beta Question Bank for Medical: Physics>Chapter 21 - Sound Waves>BEGINNER'S BOX - 3>Q 11

In resonance tube experiment if V = 300 m/s , n = 500 Hz., L = 125 cm
(i)    Find out maximum order of resonance that can be established ?

(ii) Maximum number of resonance ?

(iii)    Maximum & minimum water level kept at resonance condition ?

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Beta Question Bank for Medical: Physics>Chapter 21 - Sound Waves>BEGINNER'S BOX - 3>Q 12
Fill in the blanks for COP and OOP.
(i) ln COP if the frequency of the seventh overtone is 600 Hz then fundamental frequent of COP is..........
(ii) In COP if the frequency of the third overtone is 1400 Hz then the fundamental frequency of same length OOP is..........
(iii) In OOP if the frequency of the seventh overtone is 800 Hz then fundamental frequent of OOP is..........
(iv) In COP if the frequency of the seventh overtone is 600 Hz then frequency of third overtone is..........
(v) In OOP if the frequency of the seventh overtone is 1600 Hz then frequent of third overtone is..........
(vi) In OOP if the frequency of the seventh overtone is 1600 Hz then fundamental frequency or same length COP is......
(vii) In OOP if the frequency of the seventh overtone is 800 Hz then frequency of OOP corresponding to first overtone is..........
(viii) Length of OOP is 44 cm speed of sound 340 m s-1 fundamental frequency is 340 Hz then the value of end correction is.........
(ix) Length of OOP is 38 cm speed of sound 340 m s-1 fundamental frequency is 340 Hz then the value of the radius of the pipe is..........
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Beta Question Bank for Medical: Physics>Chapter 21 - Sound Waves>BEGINNER'S BOX - 3>Q 13

Fill In the blanks for Resonance tube

(i) In resonance tube first resonating length is 25 cm then its second resonating length will be (if e = 0) ..........
(ii) In resonance tube first resonating length is 25 cm then its second resonating length will be (if e ≠ 0) ..........
(iii) Length of resonance tube is 140 cm. How many resonance are possible for wave have wave length 40 cm..........
(iv) Length of resonance tube is 150 cm. How many resonance are possible for wave having frequency 400 Hz and speed of sound 320 m/s. ..........
(v) Length of resonance tube ts 150 cm. Maximum level of liquid, in resonance condition for wave having wavelength 80cm. is........
(vi) Length of resonance tube is 150 cm Minimum level of liquid, in resonance condition for wave having wavelength 80 cm. is.........
(vii) ln resonance tube first resonating length is 17 cm, second resonating length is 55 cm then wavelength of wave is..........
(viii) In resonance tube first resonating length is 17 cm, second resonant length is 55 on then radius of tube is.........

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Beta Question Bank for Medical: Physics>Chapter 21 - Sound Waves>Exercise (Conceptual Questions)>Q 2
A thunder tap is heard 5.5 s after the lightening flash. The distance of the flash is (velocity of sound in air is 330 in sec-1),