Waves questions
1337 published questions with worked solutions.
- A wave travelling along the x-axis is described by the equation y(x, t) = 0.005 ( x - t). If the wavelength and the time period...
- A motor cycle starts from rest and accelerates along a straight path at 2 m/s^2. At the starting point of the motor cycle there...
- Three sound waves of equal amplitudes have frequencies (v - 1), v, (v + 1). They superpose to give beats. The number of beats...
- The equation of a wave on a string of linear mass density 0.04 kg m^ -1 is given by y = 0.02(m) [2 ( t 0.04(s) - x 0.50(m) ) ]....
- The transverse displacement y(x, t) of a wave on a string is given by y(x, t) = e^ - (ax^2 + bt^2 + 2 ab xt ) . This represents a
- An engine is moving on a circular path of radius 200 m with speed of 15 m/s. What will be the frequency heard by an observer who...
- The coefficient of transmission is the ratio of
- The coefficient of reflection is the ratio of
- Co–efficient of reflection, co–efficient of absorption and transmission are related as :
- The coefficient of transmission of an opaque body is
- Two points are located at a distance of 10 m and 15 m from the source of oscillation. The period of oscillation is 0.05 s and the...
- A musical instrument X produces sound waves of frequency 'n' and amplitude 'A'. Another musical instrument Y produces sound waves...
- The number of waves contained in unit length of the medium is called
- The speed of wave in a medium is 60 m/s. If 1200 waves are passing through a point in the medium in 1 min, then wavelength is
- Distance between a compression and adjoining rarefaction in a pressure wave is
- Frequency range of the audible sounds is
- The ratio of the speed of sound in nitrogen gas to that in helium gas at 300 K, is
- If the temperature of the gaseous medium drops by 1%, the velocity of sound in that medium
- A tuning fork of frequency 220 Hz produces sound waves of wavelength 1.5 m in air at NTP. The increase in wavelength when...
- What does not change when sound enters from one medium to another?
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