# Mechanical Waves Question Preview (ID: 50651)

### Waves Of The Sea And Other Types Represent Mechanical Waves ,our Games To Day About Mechanical Waves. TEACHERS: click here for quick copy question ID numbers.Answers? Play games to get them!

In homogenous medium waves propagate at a
a) Constant speed
b) Variable speed
c) No speed of propagation
d) None of the choices

The wave propagates in the cord :
a) Doesn’t carry energy
b) Carries energy
c) Some of them carries others doesn’t
d) None of the choices

Mechanical wave to propagate :
a) Doesn’t need a medium
b) Needs a medium
c) Some needs mediums others doesn’t
d) None of the above choices

The longitudinal wave is :
a) Periodic
b) Non periodic
c) Damped
d) None of the choices

A transverse wave vibrates the particles of the medium :
a) Parallel to the direction of propagation of the wave
b) Oblique to the direction of the propagation of the wave
c) Perpendicularly to the direction of the propagation of the wave
d) All choices

Longitudinal wave vibrates the particles of the medium :
a) Parallel to the direction of propagation of the wave
b) Oblique to the direction of the propagation of the wave
c) Perpendicularly to the direction of the propagation of the wave
d) All choices

We can determine the period of periodic wave :
a) Counting the number of units in vertical axis in one crest
b) Counting number of units in horizontal axis in one positive half wave
c) Counting number of units in horizontal axis between two crests
d) None of the choices

A motion is said to be periodic if repeat itself identically at successive instants separated by a constant time interval ( T ) is called :
a) Frequency
b) period
c) Wavelength
d) amplitude

The highest point of a mechanical wave is called
a) Trough
b) Amplitude
c) Crest
d) Wavelength

A periodic wave is characterized by its :
a) Period
b) Frequency
c) Amplitude
d) All choices

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