Waves questions
1337 published questions with worked solutions.
- Two sources of sound S_1 and S_2 produce sound waves of same frequency 660 Hz. A listener is moving from source S_1 towards S_2...
- A stationary observer receives sound from two identical tuning forks, one of which approaches and the other one recedes with the...
- A wire of length L and mass per unit length 6.0 10^ -3 kg m ^ -1 is put under tension of 540 N. Two consecutive frequencies that...
- Three harmonic waves having equal frequency and same intensity I_0, have phase angles, 0, 4 and - 4 respectively. When they are...
- A tuning fork resonates with a sonometer wire of length 1 m stretched with a tension of 6 N. When the tension in the wire is...
- A sonometer wire of resonating length 90 cm has a fundamental frequency of 400 Hz when kept under some tension. The resonating...
- Speed of a transverse wave on a straight wire (mass 6.0 g, length 60 cm and area of cross-section 1.0 mm ^2) is 90 ms ^ -1 . If...
- A one metre long (both ends open) organ pipe is kept in a gas that has double the density of air at STP. Assuming the speed of...
- A transverse wave travels on a taut steel wire with a velocity of v when tension in it is 2.06 10^4 N. When the tension is...
- A wire of density 9 10^ -3 kg cm ^ -3 is stretched between two clamps 1 m apart. The resulting strain in the wire is 4.9 10^ -4 ....
- Two open organ pipes of length 60 cm and 90 cm resonate at 6th and 5th harmonics respectively. The difference of frequencies for...
- Two identical strings X and Z made of same material have tension T_X and T_Z in them. It their fundamental frequencies are 450 Hz...
- A uniform thin rope of length 12 m and mass 6 kg hangs vertically from a rigid support and a block of mass 2 kg is attached to...
- A closed and an open organ pipe have same lengths. If the ratio of frequencies of their seventh overtones is ( a - 1 a ) then the...
- A plane progressive wave is given by y = 2 cos 2π(330t − x) m. The frequency of the wave is:
- The driver of a bus approaching a big wall notices that the frequency of his bus's horn changes from 420 Hz to 490 Hz when he...
- In a resonance tube experiment when the tube is filled with water up to height of 17.0 cm from bottom, it resonates with a given...
- Assume that the displacement(s) of air is proportional to the pressure difference ( p) created by a sound wave. Displacement(s)...
- A driver in a car, approaching a vertical wall notices that the frequency of his car horn, has changed from 440 Hz to 480 Hz,...
- In a guitar, two strings A and B made of same material are slightly out of tune and produce beats of frequency 6 Hz. When tension...
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