Waves questions
1337 published questions with worked solutions.
- A wire PQ has length 4.8 m and mass 0.06 kg. Another wire QR has length 2.56 m and mass 0.2 kg. Both wire have same radii and are...
- A string is stretched between two rigid supports separated by 75 cm. There are no resonant frequencies between 420 Hz and 315 Hz....
- A progressive wave is given by Y = 12 sin(5t - 4x). On this wave, how far away are the two points having a phase difference of...
- The equation of the wave is Y=10 ( 2 t 30 + ) If the displacement is 5 cm at then the total phase at t = 7.5 s will be ( 30^0=0.5)
- When open pipe is closed from one end then second overtone of closed pipe is higher in frequency by 100 Hz than first overtone of...
- To increase the frequency of transverse oscillations of a stretched string by 40%, the tension must be increased by
- A pipe open at both ends has a fundamental frequency 'f' in air. The pipe is dipped in water, so that 2 3 rd length of pipe is in...
- A simple harmonic progressive wave is represented by y = A sin(120 t + 3x). The distance between two points on the wave at a...
- The fundamental frequency of sonometer wire is 50 Hz for some length and tension. If the length is increased by 25% by keeping...
- A sonometer wire resonates with 4 antinodes between the two bridges for a given tuning fork when 1 kg mass is suspended from the...
- A Pipe open at one end has length 0.8m. At the open end of the tube a string 0.5m long is vibrating in its first overtone and...
- A wire is under tension of 2 kg wt and a wave is travelling through it with some speed. Tension in the wire is so increased that...
- A wave is given by Y=3 2 ( t 0.04 - x 0.01 ) where Y is in cm. Frequency of the wave and maximum acceleration will be ( ^ 2 =10 )
- Two progressive waves y_1 = 2 ( t 0.4 - x 4 ) and y_2 = 2 ( t 0.4 + x 4 ) superpose form a standing wave. 'x' and 'y' are in SI...
- When a sonometer wire vibrates in third overtone there are
- When open pipe is closed from one end then third overtone of closed pipe is higher in frequency by 150Hz than second overtone of...
- An air column in a pipe which is closed at one end will be in resonance with a vibrating tuning fork of frequency 415 Hz for...
- When the observer moves towards a stationary source with velocity 'V_1', the apparent frequency of the emitted note is 'F_1'....
- When a sonometer wire vibratres in the third overtone, the number of antinodes and nodes formed on the wire are respectively
- Two sound waves having frequencies 250 Hz and 256 Hz superimpose to produce beat wave. The resultant beat wave has intensity...
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