Waves questions
1337 published questions with worked solutions.
- A police car with a siren of frequency 8 kHz is moving with uniform velocity 36 km/hr towards a tall building which reflects the...
- A person blows into open-end of a long pipe. As a result, a high-pressure pulse of air travels down the pipe. When this pulse...
- A horizontal stretched string, fixed at two ends, is vibrating in its fifth harmonic according to the equation, y(x, t) = (0.01 m...
- Two vehicles, each moving with speed u on the same horizontal straight road, are approaching each other. Wind blows along the...
- One end of a taut string of length 3 m along the x axis is fixed at x = 0. The speed of the waves in the string is 100 m s⁻¹. The...
- Four harmonic waves of equal frequencies and equal intensities I_0 have phase angles 0, /3, 2 /3 and . When they are superposed,...
- A stationary source emits sound of frequency f_0=492 Hz. The sound is *reflected* by a large car *approaching* the source with a...
- Two men are walking along a horizontal straight line in the same direction. The man in front walks at a speed 1.0 m ,s^ -1 and...
- When sound waves are propagated through a medium, the physical quantity/quantities transmitted is/are
- The speed of a body that has Mach number more than 1 is
- Bats detect obstacles in their path by receiving the reflected
- Which one of the following waves does not belong to the category of the other three ?
- Which one of the following frequency ranges is sensitive to human ears ?
- The frequency of ultrasound waves is
- At 20°C, the speed of sound in water is approximately
- The loudness of sound depends upon the
- Compared to audible sound waves, ultrasound waves have
- Which of the following statements is NOT correct regarding the travel of sound waves ?
- Which one of the following statements about sound is NOT correct ?
- The sound created in a big hall persists because of the repeated reflections. The phenomenon is called
Other chapters
Alcohols, Phenols and EthersAldehydes, Ketones and Carboxylic AcidsAlternating CurrentAminesAnatomy of Flowering PlantsAncient Indian HistoryAnimal KingdomApplication of DerivativesArea Under CurveAromatic Compounds and Aryl HalidesAtomsBasic Mathematics and LogarithmBinomial TheoremBiodiversity and ConservationBiological ClassificationBiomoleculesBiotechnology and Its ApplicationsBiotechnology: Principles and ProcessesBody Fluids and CirculationBreathing and Exchange of GasesCell Cycle and Cell DivisionCell: The Unit of LifeChemical Bonding and Molecular StructureChemical Coordination and Integration