Physics
Grade-8
Easy
Question
In which of the following mediums does the vibration of an object not produce a sound?
- Vacuum
- Air
- Water
- Steel
Hint:
Sound is a mechanical wave.
The correct answer is: Vacuum
- Sound is a mechanical wave.
- It needs medium particles to propagate.
- Sound cannot travel through Vacuum.
Related Questions to study
Physics
A particle of the medium near to the vibrating object _____.
A particle of the medium near to the vibrating object _____.
PhysicsGrade-8
Physics
Rarefactions are the regions in which the ____ is ____.
Rarefactions are the regions in which the ____ is ____.
PhysicsGrade-8
Physics
The high-pressure regions formed when a sound wave propagates through a medium ____.
The high-pressure regions formed when a sound wave propagates through a medium ____.
PhysicsGrade-8
Physics
When a speaker vibrates, it sets its neighboring particles into ____.
When a speaker vibrates, it sets its neighboring particles into ____.
PhysicsGrade-8
Physics
We are able to hear sound originating from various objects as ____.
We are able to hear sound originating from various objects as ____.
PhysicsGrade-8
Physics
One end of a slinky lying on a table is fixed to a rigid support. The free end of the slinky is pushed back and forth. As a result, alternate compressions and rarefactions are observed. The former and the latter refer to the loops of the slinky to be ____ and ____ respectively.
One end of a slinky lying on a table is fixed to a rigid support. The free end of the slinky is pushed back and forth. As a result, alternate compressions and rarefactions are observed. The former and the latter refer to the loops of the slinky to be ____ and ____ respectively.
PhysicsGrade-8
Physics
Compressions are the regions in which the ____ is ____.
Compressions are the regions in which the ____ is ____.
PhysicsGrade-8
Physics
The particles of the medium ____ when a sound wave moves through it.
The particles of the medium ____ when a sound wave moves through it.
PhysicsGrade-8
Physics
In a particular medium the vibration of an object does not produce a sound. The medium is ____.
In a particular medium the vibration of an object does not produce a sound. The medium is ____.
PhysicsGrade-8
Physics
Sound is generated when an object ____ and is propagated when it is in a ____.
Sound is generated when an object ____ and is propagated when it is in a ____.
PhysicsGrade-8
Physics
Rarefactions are the regions where the ____ is low.
Rarefactions are the regions where the ____ is low.
PhysicsGrade-8
Physics
The particles of the medium do not actually move to carry the sound wave from one place to another. They simply vibrate about their equilibrium positions. This statement is ____.
The particles of the medium do not actually move to carry the sound wave from one place to another. They simply vibrate about their equilibrium positions. This statement is ____.
PhysicsGrade-8
Physics
Propagation of sound can be visualized as the propagation of ____ variations.
Propagation of sound can be visualized as the propagation of ____ variations.
PhysicsGrade-8
Physics
In the options given below, if ‘C’ means compression and ‘R’ means rarefaction figure out which of the patterns represent the pattern of particles of the medium through which sound propagates.
In the options given below, if ‘C’ means compression and ‘R’ means rarefaction figure out which of the patterns represent the pattern of particles of the medium through which sound propagates.
PhysicsGrade-8
Physics
The particles of the medium move from the origin of sound to the destination to carry it. This statement is ____.
The particles of the medium move from the origin of sound to the destination to carry it. This statement is ____.
PhysicsGrade-8
