Wave and Particle Motion of Waves
Trending Questions
Q. ntIn a wave travelling along x-axis the displacement of particles is given by z=Asink(x-2) at t=1sec where x is in metre. Also displacement of particle is z=Asink(x+3) at t=2sec find the velocity of waven
Q.
The particles in a wave travel at the same speed as the wave.
False
True
Q.
Particles in a longitudinal wave have to move perpendicular to the direction of the wave propagation.
True
False
Q. Draw a displacement-distance graph for two waves A and B such that
the amplitude of wave A is three times that of wave B.
the amplitude of wave A is three times that of wave B.
Q. Describe with the help of a diagram, how compressions and rarefactions are produced in air near a source of sound.
Q.
The disturbance in a medium travels by displacing the particles of the medium.
True
False
Q.
Sound waves are a sequence of __ and rarefactions.
Sound waves are a sequence of __ and rarefactions.
- compression
- reflections
- refractions
- collisions
Q. When we are talking on a mobile phone, Is there any particle moving from you to another end?
- No
- Yes
Q.
Compression is the region of the low pressure.
True
False
Q. The particles in a wave move at the same speed as the wave.
- True
- False
Q. When we are talking on a mobile phone, is there any particle moving from you to another end?
- Yes
- No
Q.
When a drum is beaten, a sound is heard due to:
neither heating nor vibration of the membrane
heating of the membrane
vibration of the membrane
both heating and vibration of the membrane
Q.
Propagation of sound can be visualized as:
propagation of density variations
propagation of pressure variations
a series of compressions and rarefactions
all of the above