Waves questions
1337 published questions with worked solutions.
- A stretched wire of length 110 cm is divided into three segments whose frequencies are in ratio 1:2:3. Their lengths must be
- The tension in a wire is decreased by 19%. The percentage decrease in frequency will be
- Two vibrating strings of the same material but lengths L and 2L have radii 2r and r respectively. They are stretched under the...
- A string in a musical instrument is 50 cm long and its fundamental frequency is 800 Hz. If a frequency of 1000 Hz is to be...
- A wave represented by the equation, y=a (kx- t) is superposed with another wave to form a stationary wave such that the point x=0...
- Two stretched strings of same material are vibrating under same tension in fundamental mode. The ratio of their frequencies is...
- A uniform wire of length L, diameter D and density is stretched under a tension T. The correct relation between its fundamental...
- To increase the frequency by 20%, the tension in the string vibrating on a sonometer has to be increased by
- The frequency of a sonometer wire is 100 Hz. When the weights producing the tension are completely immersed in water, the...
- When the length of the vibrating segment of a sonometer wire is increased by 1%, the percentage change in its frequency is
- A pipe of 60 cm long and open at both the ends produces harmonics. Which harmonic mode of pipe resonates a 2.2 kHz source? Given,...
- The frequency of the first overtone of a closed pipe of length l_1 is equal to that of the first overtone of an open pipe of...
- Air is blown at the mouth of an open tube of length 25 cm and diameter 2 cm. If the velocity of sound in air is 330 m ,s^ -1 ,...
- A pipe opened at both ends produces a note of frequency f_1. When the pipe is kept with 34th of its length in water, it produces...
- A closed organ pipe of length 1.2 m vibrates in its first overtone mode. The pressure variation is maximum at
- An organ pipe P closed at one end vibrates in its first harmonic. Another organ pipe Q open at both ends vibrates in its third...
- Two closed organ pipes A and B, have the same length and A is wider than B. They resonate in the fundamental mode at frequencies...
- If _1, _2 and _3 are the wavelengths of the waves giving resonance with the fundamental, first and second overtones respectively...
- An organ pipe closed at one end has fundamental frequency of 1500 Hz. The maximum number of overtones generated by this pipe...
- An open pipe is suddenly closed at one end with the result that the frequency of third harmonic of the closed pipe is found to be...
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