Superposition of Waves
Physics ⇒ Waves and Sound
Superposition of Waves starts at 10 and continues till grade 12.
QuestionsToday has an evolving set of questions to continuously challenge students so that their knowledge grows in Superposition of Waves.
How you perform is determined by your score and the time you take.
When you play a quiz, your answers are evaluated in concept instead of actual words and definitions used.
See sample questions for grade 10
Describe the difference between constructive and destructive interference.
Describe what happens when two waves of different frequencies superpose.
Describe what is meant by the term 'resultant wave' in the context of superposition.
Explain why beats are not heard when two sound waves of the same frequency are played together.
Explain why the superposition principle does not apply to all types of waves.
If two sound waves of slightly different frequencies interfere, what phenomenon is heard?
A standing wave is formed on a string of length 1 m. If the wavelength of the wave is 0.5 m, how many antinodes are present?
A string fixed at both ends is vibrating in its second harmonic. How many nodes and antinodes are present?
Which of the following best describes a node in a standing wave? (1) Point of maximum amplitude (2) Point of zero amplitude (3) Point of maximum frequency (4) Point of maximum speed
Which of the following best describes destructive interference? (1) Waves add to produce a larger amplitude (2) Waves subtract to produce a smaller amplitude (3) Waves reflect off a surface (4) Waves change direction
Which of the following is an example of superposition in everyday life? (1) Echo (2) Beats in music (3) Refraction (4) Diffraction
Which of the following is necessary for the formation of a standing wave? (1) Two waves of different frequencies (2) Two waves of the same frequency traveling in opposite directions (3) Two waves of different amplitudes (4) Two waves traveling in the same direction
Fill in the blank: The distance between two consecutive nodes in a standing wave is __________ the wavelength.
Fill in the blank: The mathematical expression for the superposition of two waves y₁ = A sin(ωt) and y₂ = A sin(ωt + φ) is y = __________.
Fill in the blank: The number of beats heard per second is equal to the __________ between the frequencies of the two waves.
Fill in the blank: The points of zero amplitude in a standing wave are called __________.
True or False: Superposition can occur with both transverse and longitudinal waves.
True or False: Superposition can only occur if the waves have the same amplitude.
True or False: The amplitude at a node in a standing wave is always zero.
True or False: The superposition of two waves can change the speed of the individual waves.
