Physics
Grade-7
Easy
Question
A periodic wave is a _________.
- A single disturbance
- Repeated periodic disturbance
- Irregular disturbances
- None of these
Hint:
Repeated periodic disturbance
The correct answer is: Repeated periodic disturbance
a periodic wave is a repeated periodic disturbance.
Related Questions to study
Physics
Which of the following statements is/are correct about the waves?
I. Waves are patterns of disturbance that move without the actual physical transfer of flow of matter.
II. Waves cannot transport energy.
III. The pattern of disturbance in the form of waves carries information that propagates from one point to another.
IV. All our communications essentially depend on the transmission of signals through waves.
Which of the following statements is/are correct about the waves?
I. Waves are patterns of disturbance that move without the actual physical transfer of flow of matter.
II. Waves cannot transport energy.
III. The pattern of disturbance in the form of waves carries information that propagates from one point to another.
IV. All our communications essentially depend on the transmission of signals through waves.
PhysicsGrade-7
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When waves move on the surface of the water, the water molecules execute:
When waves move on the surface of the water, the water molecules execute:
PhysicsGrade-7
Physics
Consider the following statements and select the incorrect statement(s) from the following.
I. Mechanical waves transfer energy and matter both from one point to another.
II. Mechanical waves transfer only energy from one point to another.
III. Mechanical waves transfer only matter from one point to another.
Consider the following statements and select the incorrect statement(s) from the following.
I. Mechanical waves transfer energy and matter both from one point to another.
II. Mechanical waves transfer only energy from one point to another.
III. Mechanical waves transfer only matter from one point to another.
PhysicsGrade-7
Physics
If you throw a stone in water the wave pattern observed is generally:
If you throw a stone in water the wave pattern observed is generally:
PhysicsGrade-7
Physics
Which of the following does not require a medium for propagation?
(a) Sound waves
(b) Light waves
(c) Water waves
Which of the following does not require a medium for propagation?
(a) Sound waves
(b) Light waves
(c) Water waves
PhysicsGrade-7
Physics
In which of the following medium waves can be generated?
In which of the following medium waves can be generated?
PhysicsGrade-7
Physics
Which of the following is carried by waves from one place to another?
Which of the following is carried by waves from one place to another?
PhysicsGrade-7
Physics
Mechanical waves cannot travel through:
Mechanical waves cannot travel through:
PhysicsGrade-7
Physics
A wave:
A wave:
PhysicsGrade-7
Physics
Energy can be transferred through:
Energy can be transferred through:
PhysicsGrade-7
Physics
Continuous vibrations at the source create:
Continuous vibrations at the source create:
PhysicsGrade-7
Physics
In which of the following media can non-mechanical waves travel?
In which of the following media can non-mechanical waves travel?
PhysicsGrade-7
Physics
___________ waves can be observed.
___________ waves can be observed.
PhysicsGrade-7
Physics
In a medium, mechanical wave travel. With the wave, which of the following quantities is moved from one point to another?
In a medium, mechanical wave travel. With the wave, which of the following quantities is moved from one point to another?
PhysicsGrade-7
Physics
We can ______.
We can ______.
PhysicsGrade-7
