Welcome to the 10th Class Physics Chapter 12 MCQs Practice and Quiz Tests. We are presenting you with top MCQ questions from the 10th Class Physics Chapter 12 Geometrical optics.
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The branch of optics that deals with the behavior of light rays when they interact with optical devices is called:
a) Physical optics
b) Quantum optics
c) Geometrical optics
d) Electro-optics
Light travels in straight lines in a homogeneous and transparent medium. This is known as:
a) Reflection
b) Refraction
c) Dispersion
d) Rectilinear propagation of light
The point where a light ray incident on a surface gets reflected or refracted is called the:
a) Focal point
b) Nodal point
c) Incident point
d) Optic center
The angle of incidence is equal to the angle of reflection according to:
a) Snell’s law
b) Fermat’s principle
c) Huygens’ principle
d) Law of reflection
The phenomenon in which light changes its direction as it passes from one medium to another is called:
a) Reflection
b) Refraction
c) Dispersion
d) Diffraction
When a ray of light passes from a rarer medium to a denser medium, it:
a) Bends away from the normal
b) Bends towards the normal
c) Undergoes total internal reflection
d) Does not bend
The bending of light as it passes through a lens is called:
a) Diffraction
b) Dispersion
c) Refraction
d) Reflection
The distance between the center of a lens and its focus is called:
a) Focal length
b) Aperture
c) Power of the lens
d) Aberration
The lens that converges light rays to a point is called:
a) Concave lens
b) Convex lens
c) Biconcave lens
d) Biconvex lens
The phenomenon in which a beam of white light is separated into its component colors is called:
a) Dispersion
b) Diffraction
c) Interference
d) Polarization
The colors seen in a soap bubble are a result of:
a) Dispersion
b) Diffraction
c) Reflection
d) Refraction
The lens that spreads out light rays is called:
a) Concave lens
b) Convex lens
c) Biconcave lens
d) Biconvex lens
When a ray of light passes from a denser medium to a rarer medium, it:
a) Bends away from the normal
b) Bends towards the normal
c) Undergoes total internal reflection
d) Does not bend
The distance between the object and the lens when the image is formed at infinity is called:
a) Focal length
b) Object distance
c) Image distance
d) None of the above
A ray of light that passes through the center of a lens:
a) Undergoes refraction
b) Does not undergo refraction
c) Follows the normal
d) Changes direction randomly
The type of mirror that always produces a virtual, upright, and diminished image is a:
a) Plane mirror
b) Concave mirror
c) Convex mirror
d) Spherical mirror
The image formed by a convex lens for an object placed beyond the focal point is:
a) Real and inverted
b) Virtual and upright
c) Real and upright
d) Virtual and inverted
The angle of deviation of light passing through a prism depends on:
a) The refractive index of the prism
b) The angle of incidence
c) The wavelength of light
d) All of the above
The type of mirror used in solar cookers to focus sunlight is:
a) Plane mirror
b) Concave mirror
c) Convex mirror
d) Spherical mirror
A ray of light passing through the optical center of a lens:
a) Does not undergo refraction
b) Undergoes refraction
c) Follows the normal
d) Changes direction randomly
The distance between the center of a lens and its focus is called:
a) Focal length
b) Aperture
c) Power of the lens
d) Aberration
The lens that converges light rays to a point is called:
a) Concave lens
b) Convex lens
c) Biconcave lens
d) Biconvex lens
The phenomenon in which a beam of white light is separated into its component colors is called:
a) Dispersion
b) Diffraction
c) Interference
d) Polarization
The colors seen in a soap bubble are a result of:
a) Dispersion
b) Diffraction
c) Reflection
d) Refraction
The lens that spreads out light rays is called:
a) Concave lens
b) Convex lens
c) Biconcave lens
d) Biconvex lens
When a ray of light passes from a denser medium to a rarer medium, it:
a) Bends away from the normal
b) Bends towards the normal
c) Undergoes total internal reflection
d) Does not bend
The distance between the object and the lens when the image is formed at infinity is called:
a) Focal length
b) Object distance
c) Image distance
d) None of the above
A ray of light that passes through the center of a lens:
a) Undergoes refraction
b) Does not undergo refraction
c) Follows the normal
d) Changes direction randomly
The type of mirror that always produces a virtual, upright, and diminished image is a:
a) Plane mirror
b) Concave mirror
c) Convex mirror
d) Spherical mirror
The image formed by a convex lens for an object placed beyond the focal point is:
a) Real and inverted
b) Virtual and upright
c) Real and upright
d) Virtual and inverted
The angle of deviation of light passing through a prism depends on:
a) The refractive index of the prism
b) The angle of incidence
c) The wavelength of light
d) All of the above
The type of mirror used in solar cookers to focus sunlight is:
a) Plane mirror
b) Concave mirror
c) Convex mirror
d) Spherical mirror
A ray of light passing through the optical center of a lens:
a) Does not undergo refraction
b) Undergoes refraction
c) Follows the normal
d) Changes direction randomly
The distance between the center of a lens and its focus is called:
a) Focal length
b) Aperture
c) Power of the lens
d) Aberration
The lens that converges light rays to a point is called:
a) Concave lens
b) Convex lens
c) Biconcave lens
d) Biconvex lens
The phenomenon in which a beam of white light is separated into its component colors is called:
a) Dispersion
b) Diffraction
c) Interference
d) Polarization
The colors seen in a soap bubble are a result of:
a) Dispersion
b) Diffraction
c) Reflection
d) Refraction
The lens that spreads out light rays is called:
a) Concave lens
b) Convex lens
c) Biconcave lens
d) Biconvex lens
When a ray of light passes from a denser medium to a rarer medium, it:
a) Bends away from the normal
b) Bends towards the normal
c) Undergoes total internal reflection
d) Does not bend
The distance between the object and the lens when the image is formed at infinity is called:
a) Focal length
b) Object distance
c) Image distance
d) None of the above
A ray of light that passes through the center of a lens:
a) Undergoes refraction
b) Does not undergo refraction
c) Follows the normal
d) Changes direction randomly
The type of mirror that always produces a virtual, upright, and diminished image is a:
a) Plane mirror
b) Concave mirror
c) Convex mirror
d) Spherical mirror
The image formed by a convex lens for an object placed beyond the focal point is:
a) Real and inverted
b) Virtual and upright
c) Real and upright
d) Virtual and inverted
The angle of deviation of light passing through a prism depends on:
a) The refractive index of the prism
b) The angle of incidence
c) The wavelength of light
d) All of the above
The type of mirror used in solar cookers to focus sunlight is:
a) Plane mirror
b) Concave mirror
c) Convex mirror
d) Spherical mirror
A ray of light passing through the optical center of a lens:
a) Does not undergo refraction
b) Undergoes refraction
c) Follows the normal
d) Changes direction randomly
The distance between the center of a lens and its focus is called:
a) Focal length
b) Aperture
c) Power of the lens
d) Aberration
The lens that converges light rays to a point is called:
a) Concave lens
b) Convex lens
c) Biconcave lens
d) Biconvex lens
The phenomenon in which a beam of white light is separated into its component colors is called:
a) Dispersion
b) Diffraction
c) Interference
d) Polarization
The colors seen in a soap bubble are a result of:
a) Dispersion
b) Diffraction
c) Reflection
d) Refraction
The lens that spreads out light rays is called:
a) Concave lens
b) Convex lens
c) Biconcave lens
d) Biconvex lens
When a ray of light passes from a denser medium to a rarer medium, it:
a) Bends away from the normal
b) Bends towards the normal
c) Undergoes total internal reflection
d) Does not bend
The distance between the object and the lens when the image is formed at infinity is called:
a) Focal length
b) Object distance
c) Image distance
d) None of the above
A ray of light that passes through the center of a lens:
a) Undergoes refraction
b) Does not undergo refraction
c) Follows the normal
d) Changes direction randomly
The type of mirror that always produces a virtual, upright, and diminished image is a:
a) Plane mirror
b) Concave mirror
c) Convex mirror
d) Spherical mirror
The image formed by a convex lens for an object placed beyond the focal point is:
a) Real and inverted
b) Virtual and upright
c) Real and upright
d) Virtual and inverted
The angle of deviation of light passing through a prism depends on:
a) The refractive index of the prism
b) The angle of incidence
c) The wavelength of light
d) All of the above
The type of mirror used in solar cookers to focus sunlight is:
a) Plane mirror
b) Concave mirror
c) Convex mirror
d) Spherical mirror
A ray of light passing through the optical center of a lens:
a) Does not undergo refraction
b) Undergoes refraction
c) Follows the normal
d) Changes direction randomly
The distance between the center of a lens and its focus is called:
a) Focal length
b) Aperture
c) Power of the lens
d) Aberration
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