science
Grade-7
Easy
Question
The angle between the reflected ray and the reflecting surface is 19 degrees. The angle of reflection is ___ degrees
The correct answer is: 71
- The angle between reflecting surface and reflecting ray is 19°.
- Therefore angle of reflection will be 90-19=71°.
Related Questions to study
science
The angle of incidence is 54 degrees. The angle of reflection will be ___ degrees.
The angle of incidence is 54 degrees. The angle of reflection will be ___ degrees.
scienceGrade-7
science
What are the things that one needs to see an object?
What are the things that one needs to see an object?
scienceGrade-7
science
An incident ray goes along the normal. The corresponding reflected ray ____.
An incident ray goes along the normal. The corresponding reflected ray ____.
scienceGrade-7
science
Translucent objects ____ light.
Translucent objects ____ light.
scienceGrade-7
science
Irregular reflection of a parallel beam of light yields ____.
Irregular reflection of a parallel beam of light yields ____.
scienceGrade-7
science
Irregular reflection is not carried out when light falls on a ___ surface.
Irregular reflection is not carried out when light falls on a ___ surface.
scienceGrade-7
science
Regular reflection of a parallel beam of light yields ____.
Regular reflection of a parallel beam of light yields ____.
scienceGrade-7
science
What kind of surfaces produce a sharp image of an object placed in front of them?
Diffused reflection occurs at rough surfaces.
What kind of surfaces produce a sharp image of an object placed in front of them?
scienceGrade-7
Diffused reflection occurs at rough surfaces.
science
A mirror produces ____ and ____ images.
A mirror is a reflective surface.
A mirror produces ____ and ____ images.
scienceGrade-7
A mirror is a reflective surface.
science
Which of the following reflects the highest amount of light?
Which of the following reflects the highest amount of light?
scienceGrade-7
science
Regular reflection takes place when light falls on a ____ surface.
Diffused reflection occurs at rough surfaces.
Regular reflection takes place when light falls on a ____ surface.
scienceGrade-7
Diffused reflection occurs at rough surfaces.
science
Diffused reflection produces ____ image.
- Regular reflection occurs at the surface of a plane surface like a plane mirror.
- Produces sharp images.
Diffused reflection produces ____ image.
scienceGrade-7
- Regular reflection occurs at the surface of a plane surface like a plane mirror.
- Produces sharp images.
science
An imaginary line drawn perpendicular to the reflecting surface is called the ____.
An imaginary line drawn perpendicular to the reflecting surface is called the ____.
scienceGrade-7
science
The angle of incidence is _____ to the angle of reflection always.
The angle of incidence is _____ to the angle of reflection always.
scienceGrade-7
science
What difficulty/ advantage one might face if they use a plane mirror instead of a concave mirror as a shaving mirror?
What difficulty/ advantage one might face if they use a plane mirror instead of a concave mirror as a shaving mirror?
scienceGrade6
