Physics
Grade-10
Easy
Question
“Only one ray of light originates from a point on an extended object.” This statement is ____.
- Sometimes true
- Sometimes false
- True
- False
The correct answer is: False
Related Questions to study
Physics
The image of a point on an extended object is formed at a point where at least ____ reflected rays intersect.
The image of a point on an extended object is formed at a point where at least ____ reflected rays intersect.
PhysicsGrade-10
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The characteristics of the image of an object formed by a spherical mirror depend upon the _____.
The characteristics of the image of an object formed by a spherical mirror depend upon the _____.
PhysicsGrade-10
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According to the laws of reflection, ∠i ____ ∠r
According to the laws of reflection, ∠i ____ ∠r
PhysicsGrade-10
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An image of a point on an object is formed at a point where the ____.
An image of a point on an object is formed at a point where the ____.
PhysicsGrade-10
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Virtual images _____.
Virtual images _____.
PhysicsGrade-10
Physics
The focus of a concave mirror lies _____.
The focus of a concave mirror lies _____.
PhysicsGrade-10
Physics
The focus of a convex mirror lies _____.
The focus of a convex mirror lies _____.
PhysicsGrade-10
Physics
A beam of light parallel to the principal axis of a convex mirror appears to diverge from a single point after reflection, at a distance of 56 cm from the pole of the mirror. The radius of curvature of the mirror is ____ cm.
A beam of light parallel to the principal axis of a convex mirror appears to diverge from a single point after reflection, at a distance of 56 cm from the pole of the mirror. The radius of curvature of the mirror is ____ cm.
PhysicsGrade-10
Physics
A beam of light parallel to the principal axis of a convex mirror appears to diverge from a single point after reflection, at a distance of 56 cm from the pole of the mirror. The focal length of the mirror is ____ cm.
A beam of light parallel to the principal axis of a convex mirror appears to diverge from a single point after reflection, at a distance of 56 cm from the pole of the mirror. The focal length of the mirror is ____ cm.
PhysicsGrade-10
Physics
The radius of curvature is 54 cm. Its focal length is ____ cm.
The radius of curvature is 54 cm. Its focal length is ____ cm.
PhysicsGrade-10
Physics
The focal length of a concave mirror is 1 m. Its radius of curvature is ___ m.
The focal length of a concave mirror is 1 m. Its radius of curvature is ___ m.
PhysicsGrade-10
Physics
A beam of torch is shone on to the reflecting surface of a concave mirror. The rays of light are seen to ____.
A beam of torch is shone on to the reflecting surface of a concave mirror. The rays of light are seen to ____.
PhysicsGrade-10
Physics
The focus lies ____the reflecting surface of a concave mirror and ____ the reflecting surface of a convex mirror.
The focus lies ____the reflecting surface of a concave mirror and ____ the reflecting surface of a convex mirror.
PhysicsGrade-10
Physics
Which of the following does not denote a term associated to a spherical mirror?
Which of the following does not denote a term associated to a spherical mirror?
PhysicsGrade-10
Physics
The principal axis does not pass through which of the following?
The principal axis does not pass through which of the following?
PhysicsGrade-10
