Welcome to the 11th Class Physics Chapter 9 MCQs Practice and Quiz Tests. We are presenting you with top MCQ questions from the 11th Class Physics Chapter 9 Physical Optics.
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Which phenomenon explains why the sky appears blue on a clear day?
a) Reflection
b) Diffraction
c) Dispersion
d) Scattering
The bending of light waves as they pass through an opening or around an obstacle is called:
a) Diffraction
b) Refraction
c) Reflection
d) Polarization
The colors seen in a soap bubble are the result of:
a) Interference
b) Diffraction
c) Dispersion
d) Reflection
The phenomenon of splitting white light into its component colors is known as:
a) Diffraction
b) Dispersion
c) Polarization
d) Reflection
What type of lens is thicker at the center than at the edges?
a) Convex lens
b) Concave lens
c) Plano-convex lens
d) Plano-concave lens
Which of the following statements is true about a virtual image?
a) It is formed by the actual intersection of light rays.
b) It is always smaller than the object.
c) It can be projected onto a screen.
d) It cannot be seen directly.
The bending of light as it passes from one medium to another with different refractive indices is known as:
a) Diffraction
b) Dispersion
c) Reflection
d) Refraction
The phenomenon of producing a rainbow is an example of:
a) Refraction
b) Reflection
c) Diffraction
d) Interference
The phenomenon of a spoon appearing bent when partially immersed in a glass of water is due to:
a) Dispersion
b) Reflection
c) Refraction
d) Diffraction
Which of the following optical devices uses total internal reflection to transmit light signals?
a) Microscope
b) Telescope
c) Fiber optic cable
d) Camera
The splitting of light into its different colors as it passes through a prism is an example of:
a) Dispersion
b) Diffraction
c) Interference
d) Polarization
Which type of mirror forms a virtual, magnified, and upright image?
a) Convex mirror
b) Concave mirror
c) Plane mirror
d) Spherical mirror
The change in the direction of a wavefront at the boundary of two media is called:
a) Diffraction
b) Dispersion
c) Refraction
d) Polarization
What is the phenomenon responsible for the colors seen in an oil slick on water?
a) Diffraction
b) Dispersion
c) Interference
d) Scattering
The change in the speed of light as it passes from one medium to another is known as:
a) Diffraction
b) Dispersion
c) Reflection
d) Refraction
The optical phenomenon responsible for the appearance of colors on a soap bubble is:
a) Dispersion
b) Diffraction
c) Interference
d) Polarization
The change in the direction of light waves as they pass through a narrow slit is called:
a) Diffraction
b) Dispersion
c) Reflection
d) Refraction
Which type of lens is thinner at the center than at the edges?
a) Convex lens
b) Concave lens
c) Plano-convex lens
d) Plano-concave lens
The phenomenon in which light waves cancel each other out or reinforce each other is known as:
a) Refraction
b) Reflection
c) Diffraction
d) Interference
Which type of mirror forms a real, inverted, and magnified image?
a) Convex mirror
b) Concave mirror
c) Plane mirror
d) Spherical mirror
The phenomenon of a pencil appearing bent when partially immersed in water is an example of:
a) Dispersion
b) Reflection
c) Refraction
d) Diffraction
The process of light waves bouncing off a surface is called:
a) Diffraction
b) Dispersion
c) Reflection
d) Refraction
The phenomenon in which a light wave changes its direction as it passes around the edges of an obstacle is known as:
a) Diffraction
b) Dispersion
c) Reflection
d) Refraction
The bending of light waves as they pass through a prism is an example of:
a) Diffraction
b) Dispersion
c) Interference
d) Polarization
What type of lens is thicker at the center than at the edges?
a) Convex lens
b) Concave lens
c) Plano-convex lens
d) Plano-concave lens
Which of the following statements is true about a virtual image?
a) It is formed by the actual intersection of light rays.
b) It is always smaller than the object.
c) It can be projected onto a screen.
d) It cannot be seen directly.
The bending of light as it passes from one medium to another with different refractive indices is known as:
a) Diffraction
b) Dispersion
c) Reflection
d) Refraction
The phenomenon of producing a rainbow is an example of:
a) Refraction
b) Reflection
c) Diffraction
d) Interference
The phenomenon of a spoon appearing bent when partially immersed in a glass of water is due to:
a) Dispersion
b) Reflection
c) Refraction
d) Diffraction
Which of the following optical devices uses total internal reflection to transmit light signals?
a) Microscope
b) Telescope
c) Fiber optic cable
d) Camera
The splitting of light into its different colors as it passes through a prism is an example of:
a) Dispersion
b) Diffraction
c) Interference
d) Polarization
Which type of mirror forms a virtual, magnified, and upright image?
a) Convex mirror
b) Concave mirror
c) Plane mirror
d) Spherical mirror
The change in the direction of a wavefront at the boundary of two media is called:
a) Diffraction
b) Dispersion
c) Refraction
d) Polarization
What is the phenomenon responsible for the colors seen in an oil slick on water?
a) Diffraction
b) Dispersion
c) Interference
d) Scattering
The change in the speed of light as it passes from one medium to another is known as:
a) Diffraction
b) Dispersion
c) Reflection
d) Refraction
The optical phenomenon responsible for the appearance of colors on a soap bubble is:
a) Dispersion
b) Diffraction
c) Interference
d) Polarization
The change in the direction of light waves as they pass through a narrow slit is called:
a) Diffraction
b) Dispersion
c) Reflection
d) Refraction
Which type of lens is thinner at the center than at the edges?
a) Convex lens
b) Concave lens
c) Plano-convex lens
d) Plano-concave lens
The phenomenon in which light waves cancel each other out or reinforce each other is known as:
a) Refraction
b) Reflection
c) Diffraction
d) Interference
Which type of mirror forms a real, inverted, and magnified image?
a) Convex mirror
b) Concave mirror
c) Plane mirror
d) Spherical mirror
The phenomenon of a pencil appearing bent when partially immersed in water is an example of:
a) Dispersion
b) Reflection
c) Refraction
d) Diffraction
The process of light waves bouncing off a surface is called:
a) Diffraction
b) Dispersion
c) Reflection
d) Refraction
The phenomenon in which a light wave changes its direction as it passes around the edges of an obstacle is known as:
a) Diffraction
b) Dispersion
c) Reflection
d) Refraction
The bending of light waves as they pass through a prism is an example of:
a) Diffraction
b) Dispersion
c) Interference
d) Polarization
What type of lens is thicker at the center than at the edges?
a) Convex lens
b) Concave lens
c) Plano-convex lens
d) Plano-concave lens
Which of the following statements is true about a virtual image?
a) It is formed by the actual intersection of light rays.
b) It is always smaller than the object.
c) It can be projected onto a screen.
d) It cannot be seen directly.
The bending of light as it passes from one medium to another with different refractive indices is known as:
a) Diffraction
b) Dispersion
c) Reflection
d) Refraction
The phenomenon of producing a rainbow is an example of:
a) Refraction
b) Reflection
c) Diffraction
d) Interference
The phenomenon of a spoon appearing bent when partially immersed in a glass of water is due to:
a) Dispersion
b) Reflection
c) Refraction
d) Diffraction
Which of the following optical devices uses total internal reflection to transmit light signals?
a) Microscope
b) Telescope
c) Fiber optic cable
d) Camera
The splitting of light into its different colors as it passes through a prism is an example of:
a) Dispersion
b) Diffraction
c) Interference
d) Polarization
Which type of mirror forms a virtual, magnified, and upright image?
a) Convex mirror
b) Concave mirror
c) Plane mirror
d) Spherical mirror
The change in the direction of a wavefront at the boundary of two media is called:
a) Diffraction
b) Dispersion
c) Refraction
d) Polarization
What is the phenomenon responsible for the colors seen in an oil slick on water?
a) Diffraction
b) Dispersion
c) Interference
d) Scattering
The change in the speed of light as it passes from one medium to another is known as:
a) Diffraction
b) Dispersion
c) Reflection
d) Refraction
The optical phenomenon responsible for the appearance of colors on a soap bubble is:
a) Dispersion
b) Diffraction
c) Interference
d) Polarization
The change in the direction of light waves as they pass through a narrow slit is called:
a) Diffraction
b) Dispersion
c) Reflection
d) Refraction
Which type of lens is thinner at the center than at the edges?
a) Convex lens
b) Concave lens
c) Plano-convex lens
d) Plano-concave lens
The phenomenon in which light waves cancel each other out or reinforce each other is known as:
a) Refraction
b) Reflection
c) Diffraction
d) Interference
Which type of mirror forms a real, inverted, and magnified image?
a) Convex mirror
b) Concave mirror
c) Plane mirror
d) Spherical mirror
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